Cita APA (7a ed.)

Schaffner, M., & Schaffner Dorothy V. Health at its best. Tanzania adventist press.

Cita Chicago Style (17a ed.)

Schaffner, M.H, y Schaffner Dorothy V. Health at Its Best. Morogoro: Tanzania adventist press.

Cita MLA (9a ed.)

Schaffner, M.H, y Schaffner Dorothy V. Health at Its Best. Tanzania adventist press.