APA

Whalen D. H., . (1973). The secretary's handbook. New York: Harcourt Brace Jovanovich.

Chicago

Whalen Doris H, . 1973. The secretary's handbook. New York: Harcourt Brace Jovanovich.

Harvard

Whalen D. H., . (1973). The secretary's handbook. New York: Harcourt Brace Jovanovich.

MLA

Whalen Doris H, . The secretary's handbook. New York: Harcourt Brace Jovanovich. 1973.