एपीए उद्धरण

Haar, D. T. (1971). Elements of hamiltonian mechanics (2.).

शिकागो स्टाइल उद्धरण

Haar, D Ter. Elements of Hamiltonian Mechanics. 2. Pergamon Press, London, 1971.

एमएलए उद्धरण

Haar, D Ter. Elements of Hamiltonian Mechanics. 2. 1971.