Reference works

thumb|Langenscheidt dictionaries in various languages thumb|A multi-volume Latin dictionary by Egidio Forcellini thumb|Dictionary definition entries

thumb|''Old Moore's Almanack'' is an [[astrological almanac which has been published in Britain since 1697.]]

thumb|Thesaurus Linguae Latinae thumb|A modern English thesaurus

genre of work to which one can refer for confirmed facts

thumb|A technician referring to an instructional handbook for the operation of a machine thumb|upright|Early 20th century handbook for operating a motor car A handbook is a type of reference work, or other collection of instructions, that is intended to provide ready reference. The term originally applied to a small or portable book containing information useful for its owner, but the Oxford English Dictionary defines the current sense as "any book ... giving information such as facts on a particular subject, guidance in some art or occupation, instructions for operating a machine, or informat

collection of wooden blocks imprinted with Korean buddhist scriptures housed in a temple

A compendium ( compendia or compendiums) is a comprehensive collection of information and analysis pertaining to a body of knowledge. A compendium may concisely summarize a larger work. In most cases, the body of knowledge will concern a specific field of human interest or endeavor (e.g. hydrogeology, logology, ichthyology, phytosociology or myrmecology), while a general encyclopedia can be referred to as a "compendium of all human knowledge". The word compendium arrives from the Latin word compeneri, meaning "to weigh together or balance". The 21st century has seen the rise of democratized, o

book or other publication designed to help the reader identify wildlife or other objects of natural occurrence

thumb|upright|A page from the Complete Classics Collection of Ancient China, the largest leishu ever printed

screenwriter's reference document used for information on a series

software reference collection

Series of authoritative reference works in the history of science, written by E. T. Whittaker