Introduction to reference work

Introduction to reference work

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Manylion Llyfryddiaeth
Prif Awdur: Katz, William Armstrong, 1924-
Fformat: Llyfr
Iaith:English
Cyhoeddwyd: New York McGraw-Hill c1978
Rhifyn:3rd ed.
Pynciau:
Reference books.
Reference services (Libraries)