Cita APA (7th ed.)

National Library of Medicine (U.S.) & Kurth, W. H. (1962). Survey of the interlibrary loan operation of the National Library of Medicine. U.S. Dept. of Health Education, and Welfare, Public Health Service.

Cita Chicago (17th ed.)

National Library of Medicine (U.S.) i William H. Kurth. Survey of the Interlibrary Loan Operation of the National Library of Medicine. [Washington]: U.S. Dept. of Health Education, and Welfare, Public Health Service, 1962.

Cita MLA (8th ed.)

National Library of Medicine (U.S.) i William H. Kurth. Survey of the Interlibrary Loan Operation of the National Library of Medicine. U.S. Dept. of Health Education, and Welfare, Public Health Service, 1962.