Classification.

出版社:Wash. : Govt. Print. Off., 19 -,Wash. : Govt. Print. Off., 1947-,Washington : United States Government Printing Office, 1922.
出版年:1922
作者:Library of Congress.
资源类型:图书
细分类型:西文文献
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Speaker classification.

  • 作者:Müller,Christian.
  • ISBN:9783540741862
  • 出版社:Berlin ; New York : Springer, c2007.
  • 出版年:2007

Bliss bibliographic classification.

  • 作者:Bliss,Henry Evelyn,
  • 出版社:London ; Boston : Butterworths, 1977-<1996 >
  • 出版年:1977

Index to classification.

  • 作者:United States Department of Commerce.
  • 出版社:Wash. : Govt. Print. Off., 1960.,Wash. : U.S. Govt. Print. Off., 1963.
  • 出版年:1963

Universal decimal classification.

  • 出版社:London : British Standards Institution, 19 -,London : British Standards Institution, 1958.
  • 出版年:1958

Outline of plant classification.

  • 作者:Holmes,Sandra.
  • ISBN:0582446503
  • 出版社:London : Longman, 1986.
  • 出版年:1986

International patent classification.

  • 作者:World Intellectual Property Organization.
  • 出版社:[Geneva, Switzerland] : World Intellectual Property Organization ; München : C. Heymanns Verlag, 19
  • 出版年:1979