Cita APA

Gerend, M. A., Shepherd, M. A., & Shepherd, J. E. (2011). The Multidimensional Nature of Perceived Barriers: Global versus Practical Barriers to HPV Vaccination.

Chicago Style Citation

Gerend, Mary A., Melissa A. Shepherd, i Janet E. Shepherd. The Multidimensional Nature of Perceived Barriers: Global Versus Practical Barriers to HPV Vaccination. 2011.

Cita MLA

Gerend, Mary A., Melissa A. Shepherd, i Janet E. Shepherd. The Multidimensional Nature of Perceived Barriers: Global Versus Practical Barriers to HPV Vaccination. 2011.