Goldberg, S. (1958). Introduction to difference equations, with illustrative examples from economics, psychology, and sociology. Wiley.
Citace podle Chicago (17th ed.)Goldberg, Samuel. Introduction to Difference Equations, with Illustrative Examples from Economics, Psychology, and Sociology. New York: Wiley, 1958.
Citace podle MLA (9th ed.)Goldberg, Samuel. Introduction to Difference Equations, with Illustrative Examples from Economics, Psychology, and Sociology. Wiley, 1958.
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