APA (7e ed.) Bronvermelding

Library of Congress. Subject Cataloging Division. (1982). Classification. Class P-PZ, language and literature tables. The Library For sale by the Cataloging Distribution Service, Library of Congress.

Chicago (17e ed.) Bronvermelding

Library of Congress. Subject Cataloging Division. Classification. Class P-PZ, Language and Literature Tables. Washington: The Library For sale by the Cataloging Distribution Service, Library of Congress, 1982.

MLA (9e ed.) Bronvermelding

Library of Congress. Subject Cataloging Division. Classification. Class P-PZ, Language and Literature Tables. The Library For sale by the Cataloging Distribution Service, Library of Congress, 1982.