Zill, D. G. (2001). A first course in differential equations with modeling applications (7th edition.). Brooks/Cole Thomson Learning.
Citação do estilo Chicago (17ª ed.)Zill, Dennis G. A First Course in Differential Equations with Modeling Applications. 7th edition. Pacific Grove, CA: Brooks/Cole Thomson Learning, 2001.
Citação MLA (8ª ed.)Zill, Dennis G. A First Course in Differential Equations with Modeling Applications. 7th edition. Brooks/Cole Thomson Learning, 2001.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.