APA aipamena

U. S. Library of Congress. (1950). The Library of Congress and its work: A selection of pictures with descriptive text. U. S. Government Printing Office].

Chicago Style aipamena

U. S. Library of Congress. The Library of Congress and Its Work: A Selection of Pictures with Descriptive Text. [Washington: U. S. Government Printing Office], 1950.

MLA aipamena

U. S. Library of Congress. The Library of Congress and Its Work: A Selection of Pictures with Descriptive Text. U. S. Government Printing Office], 1950.