Reference books - Bibliography.

This year in reference : = 1994 / by: (書目-語言資料,印刷品)

Introduction to reference work / by: (書目-語言資料,印刷品)

Introduction to reference work / by: (書目-語言資料,印刷品)

A classified list of reference books in the reading rooms of the National Library of Peiping. by: (書目-語言資料,印刷品)

Reference sources for small and medium-sized libraries by: (書目-電子資源)

The reader's adviser : = a layman's guide to literature / by: (書目-語言資料,印刷品)