APA استشهاد

Pollard, H. R. (1978). Trends in management thinking 1960-1970. Gulf publishing company.

استشهاد بنمط شيكاغو

Pollard, Harold R. Trends in Management Thinking 1960-1970. London: Gulf publishing company, 1978.

MLA استشهاد

Pollard, Harold R. Trends in Management Thinking 1960-1970. Gulf publishing company, 1978.