U. S. Library of Congress. Subject Cataloging Division, Gale Research Company, Library of Congress. Classification Division, & Savage, H. (1973). Library of Congress Classification schedules, a cumulation of additions and changes, 1971-1972. Class P, philology and literature, subclasses PJ-PM: Languages and literatures of Asia, Africa, Oceania, America, mixed languages, artificial languages. Gale Research Company.
Cita Chicago Style (17a ed.)U. S. Library of Congress. Subject Cataloging Division, Gale Research Company, Library of Congress. Classification Division, y Helen Savage. Library of Congress Classification Schedules, a Cumulation of Additions and Changes, 1971-1972. Class P, Philology and Literature, Subclasses PJ-PM: Languages and Literatures of Asia, Africa, Oceania, America, Mixed Languages, Artificial Languages. Detroit, Michigan: Gale Research Company, 1973.
Cita MLA (9a ed.)U. S. Library of Congress. Subject Cataloging Division, et al. Library of Congress Classification Schedules, a Cumulation of Additions and Changes, 1971-1972. Class P, Philology and Literature, Subclasses PJ-PM: Languages and Literatures of Asia, Africa, Oceania, America, Mixed Languages, Artificial Languages. Gale Research Company, 1973.