Reference and Source book

Reference noun - Something mentioned in a text as providing related and especially supporting information.

Source book and reference are semantically related. In some cases you can use "Source book" instead a noun "Reference".

Nearby Words: refer, referred, referenced, referential, referencing

Source book noun - A collection of historically important documents published together as a book.

Reference and source book are semantically related. Sometimes you can use "Reference" instead a noun phrase "Source book".