Derrick, W. R., & Grossman, S. I. (1987). A First Course in Differential Equations with Applications (3rd ed.). West Publishing Company.
Citazione stile Chigago Style (17a edizione)Derrick, William R., e Stanley I. Grossman. A First Course in Differential Equations with Applications. 3rd ed. St. Paul: West Publishing Company, 1987.
Citatione MLA (9a ed.)Derrick, William R., e Stanley I. Grossman. A First Course in Differential Equations with Applications. 3rd ed. West Publishing Company, 1987.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.