Lua APA (7ú heag.)

O'Hara, V. (1990). The fitness option: Five weeks to healing stress (2nd ed.). Dawn.

Lua i Stíl Chicago (17ú heag.)

O'Hara, Valerie. The Fitness Option: Five Weeks to Healing Stress. 2nd ed. Nevada City, CA: Dawn, 1990.

Lua MLA (9ú heag.)

O'Hara, Valerie. The Fitness Option: Five Weeks to Healing Stress. 2nd ed. Dawn, 1990.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.