APA

Spiegel M. R., . (1971). Schaums outline of theory and problems of calculus of finite differences and difference equations. : Schaum Publishing Co., New York.

Chicago

Spiegel Murray R, . 1971. Schaums outline of theory and problems of calculus of finite differences and difference equations. : Schaum Publishing Co., New York.

Harvard

Spiegel M. R., . (1971). Schaums outline of theory and problems of calculus of finite differences and difference equations. : Schaum Publishing Co., New York.

MLA

Spiegel Murray R, . Schaums outline of theory and problems of calculus of finite differences and difference equations. : Schaum Publishing Co., New York. 1971.