APA (7th ed.) Citation

Hale, R. (2015). Survival of the fittest: The future of personal training. Healthy Learning.

Chicago Style (17th ed.) Citation

Hale, Rob. Survival of the Fittest: The Future of Personal Training. Monterey, CA: Healthy Learning, 2015.

MLA (9th ed.) Citation

Hale, Rob. Survival of the Fittest: The Future of Personal Training. Healthy Learning, 2015.