एपीए उद्धरण

Hubbard, J. H., & West, B. H. (1990). Differential equations: A dynamical systems approach (Corr. 3rd print.). Springer.

शिकागो स्टाइल उद्धरण

Hubbard, John H., और Beverly Henderson West. Differential Equations: A Dynamical Systems Approach. Corr. 3rd print. New York: Springer, 1990.

एमएलए उद्धरण

Hubbard, John H., और Beverly Henderson West. Differential Equations: A Dynamical Systems Approach. Corr. 3rd print. Springer, 1990.