Cita APA (7a ed.)

Hardy, S., Gray, R., & White, J. (2018). The Health Improvement Profile (2nd ed.). M & K Update Limited.

Cita Chicago Style (17a ed.)

Hardy, Sheila, Richard Gray, y Jacqueline White. The Health Improvement Profile. 2nd ed. Keswick: M & K Update Limited, 2018.

Cita MLA (8a ed.)

Hardy, Sheila, et al. The Health Improvement Profile. 2nd ed. M & K Update Limited, 2018.