APA استشهاد

Swift, R. J., & Wirkus, S. A. (2007). A course in ordinary differential equations. Chapman & Hall/CRC.

استشهاد بنمط شيكاغو

Swift, Randall J., و Stephen Allen Wirkus. A Course in Ordinary Differential Equations. Boca Raton, FL: Chapman & Hall/CRC, 2007.

MLA استشهاد

Swift, Randall J., و Stephen Allen Wirkus. A Course in Ordinary Differential Equations. Chapman & Hall/CRC, 2007.