एपीए उद्धरण

Legasto, A. A., Jr. (1980). System dynamics. North Holland.

शिकागो स्टाइल उद्धरण

Legasto, Augusto A., Jr. System Dynamics. Amsterdam: North Holland, 1980.

एमएलए उद्धरण

Legasto, Augusto A., Jr. System Dynamics. North Holland, 1980.