APA

Becker E. R., Anders E., . (1971). The successful secretary's handbook. New York: Harper & Row.

Chicago

Becker Esther R, Anders Evelyn, . 1971. The successful secretary's handbook. New York: Harper & Row.

Harvard

Becker E. R., Anders E., . (1971). The successful secretary's handbook. New York: Harper & Row.

MLA

Becker Esther R, Anders Evelyn, . The successful secretary's handbook. New York: Harper & Row. 1971.