Citazione Stile APA (7a Edizione)

Ayres, F. (1952). Theory and problems of differential equations (1a. ed.). Schaum Publishing.

Citazione stile Chigago Style (17a edizione)

Ayres, Frank. Theory and Problems of Differential Equations. 1a. ed. Nueva York: Schaum Publishing, 1952.

Citatione MLA (9a ed.)

Ayres, Frank. Theory and Problems of Differential Equations. 1a. ed. Schaum Publishing, 1952.