APA

DuPont R. L., Spencer E. D. & DuPont C. M. (1998). The anxiety cure: an eight-step program for getting well. New York: John Wiley & Sons.

Chicago

DuPont Robert L, Spencer Elizabeth DuPont and DuPont Caroline M. 1998. The anxiety cure: an eight-step program for getting well. New York: John Wiley & Sons.

Harvard

DuPont R. L., Spencer E. D. and DuPont C. M. (1998). The anxiety cure: an eight-step program for getting well. New York: John Wiley & Sons.

MLA

DuPont Robert L, Spencer Elizabeth DuPont and DuPont Caroline M. The anxiety cure: an eight-step program for getting well. New York: John Wiley & Sons. 1998.