APA

Fensterheim H., Baer J. L., . (1979). Don't say yes when you want to say no. New York: Dell.

Chicago

Fensterheim Herbert, Baer Jean L, . 1979. Don't say yes when you want to say no. New York: Dell.

Harvard

Fensterheim H., Baer J. L., . (1979). Don't say yes when you want to say no. New York: Dell.

MLA

Fensterheim Herbert, Baer Jean L, . Don't say yes when you want to say no. New York: Dell. 1979.