Cita APA (7a ed.)

Wallace, T., & Sirks, M. J. (1950). Trace elements in plant physiology. Chronica Botanica.

Cita Chicago Style (17a ed.)

Wallace, T., y M. J. Sirks. Trace Elements in Plant Physiology. Waltham: Chronica Botanica, 1950.

Cita MLA (8a ed.)

Wallace, T., y M. J. Sirks. Trace Elements in Plant Physiology. Chronica Botanica, 1950.