APA

Grohmann C. J., . (1964). Principles and practice of statistics. London: Harrap.

Chicago

Grohmann Carl J, . 1964. Principles and practice of statistics. London: Harrap.

Harvard

Grohmann C. J., . (1964). Principles and practice of statistics. London: Harrap.

MLA

Grohmann Carl J, . Principles and practice of statistics. London: Harrap. 1964.