APA

Walker C. E. (. E. 1., . (2001). Learn to relax: proven techniques for reducing stress, tension, and anxiety--and promoting peak performance. New York: John Wiley & Sons, Inc.

Chicago

Walker C Eugene (Clarence Eugene) 1939, . 2001. Learn to relax: proven techniques for reducing stress, tension, and anxiety--and promoting peak performance. New York: John Wiley & Sons, Inc.

Harvard

Walker C. E. (. E. 1., . (2001). Learn to relax: proven techniques for reducing stress, tension, and anxiety--and promoting peak performance. New York: John Wiley & Sons, Inc.

MLA

Walker C Eugene (Clarence Eugene) 1939, . Learn to relax: proven techniques for reducing stress, tension, and anxiety--and promoting peak performance. New York: John Wiley & Sons, Inc. 2001.