APA (7th ed.) Citation

Aspen Systems Corporation & Dychtwald, K. (1986). Wellness and health promotion for the elderly. Aspen Systems Corp..

Chicago Style (17th ed.) Citation

Aspen Systems Corporation and Ken Dychtwald. Wellness and Health Promotion for the Elderly. Rockville, Md.: Aspen Systems Corp., 1986.

MLA (9th ed.) Citation

Aspen Systems Corporation and Ken Dychtwald. Wellness and Health Promotion for the Elderly. Aspen Systems Corp., 1986.