APA

Spiegel M. R., . (1981). Schaums outline of theory and problems of statistics. : Schaum Publishing Co., New York.

Chicago

Spiegel Murray R, . 1981. Schaums outline of theory and problems of statistics. : Schaum Publishing Co., New York.

Harvard

Spiegel M. R., . (1981). Schaums outline of theory and problems of statistics. : Schaum Publishing Co., New York.

MLA

Spiegel Murray R, . Schaums outline of theory and problems of statistics. : Schaum Publishing Co., New York. 1981.