Sager, A. W. (1968). Speak your way to success: A guide to effective speaking in business and the professions. McGraw-Hill.
Citação do estilo Chicago (17ª ed.)Sager, Arthur W. Speak Your Way to Success: A Guide to Effective Speaking in Business and the Professions. New York: McGraw-Hill, 1968.
Citação MLA (9ª ed.)Sager, Arthur W. Speak Your Way to Success: A Guide to Effective Speaking in Business and the Professions. McGraw-Hill, 1968.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.