APA
Weaver P. C., Weaver R. G., . (1977). Persuasive writing: A managers guide to effective letters and reports. New York: Free Press.
Chicago
Weaver Patricia C, Weaver Robert G, . 1977. Persuasive writing: A managers guide to effective letters and reports. New York: Free Press.
Harvard
Weaver P. C., Weaver R. G., . (1977). Persuasive writing: A managers guide to effective letters and reports. New York: Free Press.
MLA
Weaver Patricia C, Weaver Robert G, . Persuasive writing: A managers guide to effective letters and reports. New York: Free Press. 1977.
