APA (7th ed.) Citation

Neilson, E. A., Bland, H. B., & Hill, A. E. (1972). Healthful living in your environment. Laidlaw.

Chicago Style (17th ed.) Citation

Neilson, Elizabeth A., Hester Beth Bland, and Austin E. Hill. Healthful Living in Your Environment. River Forest, Ill.: Laidlaw, 1972.

MLA (9th ed.) Citation

Neilson, Elizabeth A., et al. Healthful Living in Your Environment. Laidlaw, 1972.