APA

Blankenship R. L., . (1980). Colleages in organization. New York: Wiley.

Chicago

Blankenship Ralph L, . 1980. Colleages in organization. New York: Wiley.

Harvard

Blankenship R. L., . (1980). Colleages in organization. New York: Wiley.

MLA

Blankenship Ralph L, . Colleages in organization. New York: Wiley. 1980.