Cita APA (7a ed.)

Riek, A., Brinkmann, L., Gauly, M., Perica, J., Ruf, T., Arnold, W., . . . Gerken, M. (2017). Seasonal changes in energy expenditure, body temperature and activity patterns in llamas (Lama glama). Nature Portfolio.

Cita Chicago Style (17a ed.)

Riek, Alexander, Lea Brinkmann, Matthias Gauly, Jurcevic Perica, Thomas Ruf, Walter Arnold, Catherine Hambly, John R. Speakman, y Martina Gerken. Seasonal Changes in Energy Expenditure, Body Temperature and Activity Patterns in Llamas (Lama Glama). Nature Portfolio, 2017.

Cita MLA (8a ed.)

Riek, Alexander, et al. Seasonal Changes in Energy Expenditure, Body Temperature and Activity Patterns in Llamas (Lama Glama). Nature Portfolio, 2017.