APA (7th ed.) Citation

Darkenwald, G. G., & Larson, G. A. (1980). Reaching hard-to-reach adults. Jossey-Bass.

Chicago Style (17th ed.) Citation

Darkenwald, Gordon G., and Gordon A. Larson. Reaching Hard-to-reach Adults. San Francisco: Jossey-Bass, 1980.

MLA (8th ed.) Citation

Darkenwald, Gordon G., and Gordon A. Larson. Reaching Hard-to-reach Adults. Jossey-Bass, 1980.