APA

Kaumeyer R. A., . (1985). How to write and speak in business. New York: Van Nostrand Reinhold.

Chicago

Kaumeyer Richard A, . 1985. How to write and speak in business. New York: Van Nostrand Reinhold.

Harvard

Kaumeyer R. A., . (1985). How to write and speak in business. New York: Van Nostrand Reinhold.

MLA

Kaumeyer Richard A, . How to write and speak in business. New York: Van Nostrand Reinhold. 1985.