Παραπομπή APA

Jordan, D. W., Smith, P., Smith, P., & Smith, P. (1987). Nonlinear ordinary differential equations (2nd ed.). Oxford: Oxford University Press.

Παραπομπή Chicago Style

Jordan, D. W., P. Smith, Peter Smith, and Peter Smith. Nonlinear Ordinary Differential Equations. 2nd ed. Oxford: Oxford University Press, 1987.

Παραπομπή MLA

Jordan, D. W., P. Smith, Peter Smith, and Peter Smith. Nonlinear Ordinary Differential Equations. 2nd ed. Oxford: Oxford University Press, 1987.

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