Classification. Class P, subclass PA supplement:
Byzantine and modern Greek literature, medieval and modern Latin literature (with supplementary pages)

APA Citation

Library of Congress. Subject Cataloging Division. (1964). Classification. Class P, subclass PA supplement: Byzantine and modern Greek literature, medieval and modern Latin literature (with supplementary pages). Washington: [For sale by the Superintendent of Documents, U. S. Govt. Print. Off.].

MLA Citation

Library of Congress. Subject Cataloging Division. Classification. Class P, Subclass PA Supplement: Byzantine And Modern Greek Literature, Medieval And Modern Latin Literature (with Supplementary Pages). Washington: [For sale by the Superintendent of Documents, U. S. Govt. Print. Off.], 1964.