Cita APA

Nielsen, K. L. 1., & Nielsen, K. L. 1. (1966). Differential equations: Basic concepts and theories exercises, examinations, answers (2. edition.). New York, New York: Barnes and Noble.

Citación estilo Chicago

Nielsen, Kaj Leo 1914-, y Kaj Leo 1914- Nielsen. Differential Equations: Basic Concepts and Theories Exercises, Examinations, Answers. 2. edition. New York, New York: Barnes and Noble, 1966.

Cita MLA

Nielsen, Kaj Leo 1914-, y Kaj Leo 1914- Nielsen. Differential Equations: Basic Concepts and Theories Exercises, Examinations, Answers. 2. edition. New York, New York: Barnes and Noble, 1966.