एपीए उद्धरण

Eckersley, C. E., & Kaufman, W. E. (1964). A Commercial Course for Foreign Students. Longman.

शिकागो स्टाइल उद्धरण

Eckersley, C E., और W Elliott Kaufman. A Commercial Course for Foreign Students. London: Longman, 1964.

एमएलए उद्धरण

Eckersley, C E., और W Elliott Kaufman. A Commercial Course for Foreign Students. Longman, 1964.