एपीए उद्धरण

Harrell, T. W. (1958). Industrial psychology. Oxford and IBH publishing co.

शिकागो स्टाइल उद्धरण

Harrell, Thomas Willard. Industrial Psychology. New Delhi: Oxford and IBH publishing co, 1958.

एमएलए उद्धरण

Harrell, Thomas Willard. Industrial Psychology. Oxford and IBH publishing co, 1958.