Cita APA (7a ed.)

International Biographical Centre & Kay, E. (1981). International who's who in education (Second edition.). International Biographical Centre.

Cita Chicago Style (17a ed.)

International Biographical Centre y Ernest Kay. International Who's Who in Education. Second edition. Cambridge: International Biographical Centre, 1981.

Cita MLA (9a ed.)

International Biographical Centre y Ernest Kay. International Who's Who in Education. Second edition. International Biographical Centre, 1981.