APA

Collis H., . (1981). Colloquial English: how to shoot the breeze and knock 'em for a loop while having a ball. New York: Regents.

Chicago

Collis Harry, . 1981. Colloquial English: how to shoot the breeze and knock 'em for a loop while having a ball. New York: Regents.

Harvard

Collis H., . (1981). Colloquial English: how to shoot the breeze and knock 'em for a loop while having a ball. New York: Regents.

MLA

Collis Harry, . Colloquial English: how to shoot the breeze and knock 'em for a loop while having a ball. New York: Regents. 1981.