APA način citiranja

Howells, J. G. (1975). Modern perspectives in the psychiatry of old age. Churchil Livingston.

Čikaški stil citiranja

Howells, John G. Modern Perspectives in the Psychiatry of Old Age. London: Churchil Livingston, 1975.

MLA način citiranja

Howells, John G. Modern Perspectives in the Psychiatry of Old Age. Churchil Livingston, 1975.