APA

Guilford J. P., . (1956). Fundamental statistics in psychology and education. New York: McGraw-Hill.

Chicago

Guilford J P, . 1956. Fundamental statistics in psychology and education. New York: McGraw-Hill.

Harvard

Guilford J. P., . (1956). Fundamental statistics in psychology and education. New York: McGraw-Hill.

MLA

Guilford J P, . Fundamental statistics in psychology and education. New York: McGraw-Hill. 1956.