Introduction to Reference Work

Eitemau Tebyg

• Introduction to reference book: reference services and reference processes
  gan: Katz, Willaim A.
  Cyhoeddwyd: (1974)
• Introduction to reference work /
  gan: Katz, William A.
  Cyhoeddwyd: (1982)
• Introduction to reference book: basic information sources
  gan: Katz, Willaim A.
  Cyhoeddwyd: (1974)
• Introduction to reference work, Vol.2 Reference services and reference processes /
  gan: Katz, William A.
  Cyhoeddwyd: (1992)
• Introduction to reference work- 2 vol.
  gan: William A Katz
  Cyhoeddwyd: (1978)