Mearns, D. C., & Wright, M. (1950). The Library of Congress and its work: A selection of pictures with descriptive text. U.S. Government Printing Office.
Chicago-Zitierstil (17. Ausg.)Mearns, David C., und Marlene Wright. The Library of Congress and Its Work: A Selection of Pictures with Descriptive Text. Washington, D.C: U.S. Government Printing Office, 1950.
MLA-Zitierstil (9. Ausg.)Mearns, David C., und Marlene Wright. The Library of Congress and Its Work: A Selection of Pictures with Descriptive Text. U.S. Government Printing Office, 1950.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.