APA

Richter C., . (1964). The grandfathers. New York: Knopf.

Chicago

Richter Conrad, . 1964. The grandfathers. New York: Knopf.

Harvard

Richter C., . (1964). The grandfathers. New York: Knopf.

MLA

Richter Conrad, . The grandfathers. New York: Knopf. 1964.