एपीए उद्धरण

Jagman Singh. (1980). Art of Earthmooving (2nd ed.).

शिकागो स्टाइल उद्धरण

Jagman Singh. Art of Earthmooving. 2nd ed. New Delhi, 1980.

एमएलए उद्धरण

Jagman Singh. Art of Earthmooving. 2nd ed. 1980.