Guide and Reference book

Guide noun - One that accompanies another for protection, guidance, or as a courtesy.

Reference book and guide are semantically related in handbook topic. In some cases you can use "Reference book" instead a noun "Guide", when it comes to topics like reference guide.

Nearby Words: guidance, guided, guideline, guiding

Reference book noun - A book to which you can refer for authoritative facts.

Guide and reference book are semantically related in handbook topic. You can use "Guide" instead a noun phrase "Reference book", if it concerns topics such as reference guide.