APA

Koch S., . (1959). Psychology: a study of a sciene. New York: McGraw Hill.

Chicago

Koch Sigmund, . 1959. Psychology: a study of a sciene. New York: McGraw Hill.

Harvard

Koch S., . (1959). Psychology: a study of a sciene. New York: McGraw Hill.

MLA

Koch Sigmund, . Psychology: a study of a sciene. New York: McGraw Hill. 1959.