APA

Berelson B., . (1960). Graduate education in the United States. New York: McGraw-Hill.

Chicago

Berelson Bernard, . 1960. Graduate education in the United States. New York: McGraw-Hill.

Harvard

Berelson B., . (1960). Graduate education in the United States. New York: McGraw-Hill.

MLA

Berelson Bernard, . Graduate education in the United States. New York: McGraw-Hill. 1960.