APA

Williamson N. J., Fang S. & Tennant T. (1995). The Library of Congress classification: a content analysis of the schedules in preparation for their conversion into machine-readable form. Washington, D.C: Library of Congress, Cataloging Distribution Service.

Chicago

Williamson Nancy Joyce, Fang Suliang and Tennant Tracy. 1995. The Library of Congress classification: a content analysis of the schedules in preparation for their conversion into machine-readable form. Washington, D.C: Library of Congress, Cataloging Distribution Service.

Harvard

Williamson N. J., Fang S. and Tennant T. (1995). The Library of Congress classification: a content analysis of the schedules in preparation for their conversion into machine-readable form. Washington, D.C: Library of Congress, Cataloging Distribution Service.

MLA

Williamson Nancy Joyce, Fang Suliang and Tennant Tracy. The Library of Congress classification: a content analysis of the schedules in preparation for their conversion into machine-readable form. Washington, D.C: Library of Congress, Cataloging Distribution Service. 1995.