APA
D'Angelo J., . (2009). Spa Business Strategies: A Plan for Success. : Milady Publishing Company.
Chicago
D'Angelo Janet, . 2009. Spa Business Strategies: A Plan for Success. : Milady Publishing Company.
Harvard
D'Angelo J., . (2009). Spa Business Strategies: A Plan for Success. : Milady Publishing Company.
MLA
D'Angelo Janet, . Spa Business Strategies: A Plan for Success. : Milady Publishing Company. 2009.