Cita APA (7th ed.)

Brauer, F., & Nohel, J. A. (1968). Elementary differential equations: Principles, problems and solutions. W. A. Benjamin.

Cita Chicago (17th ed.)

Brauer, Fred, i John A. Nohel. Elementary Differential Equations: Principles, Problems and Solutions. Nueva York: W. A. Benjamin, 1968.

Cita MLA (9th ed.)

Brauer, Fred, i John A. Nohel. Elementary Differential Equations: Principles, Problems and Solutions. W. A. Benjamin, 1968.