APA

Carathéodory C., Dean R. B. & Brandstatter J. J. (1965). Calculus of variations and partial differntial equations of the first order. San Francisco: Holden Day.

Chicago

Carathéodory Constantin, Dean Robert B and Brandstatter Julius J. 1965. Calculus of variations and partial differntial equations of the first order. San Francisco: Holden Day.

Harvard

Carathéodory C., Dean R. B. and Brandstatter J. J. (1965). Calculus of variations and partial differntial equations of the first order. San Francisco: Holden Day.

MLA

Carathéodory Constantin, Dean Robert B and Brandstatter Julius J. Calculus of variations and partial differntial equations of the first order. San Francisco: Holden Day. 1965.