Styl cytowania APA

Promila Chopra & Trehan, G. L. (1985). College library management: Academic library system, services and use.

Styl cytowania Chicago

Promila Chopra i G L. Trehan. College Library Management: Academic Library System, Services and Use. New Delhi, Sterling, 1985.

Styl cytowania MLA

Promila Chopra i G L. Trehan. College Library Management: Academic Library System, Services and Use. 1985.