Cita APA

Leopold, E. B., Birkebak, J., Reinink-Smith, L., Jayachandar, A. P., Narvaez, P. L., & Zaborac-Reed, S. (2012). Pollen morphology of the three subgenera of Alnus. Web

Citación estilo Chicago

Leopold, Estella B., Joshua Birkebak, Linda Reinink-Smith, Anitha P. Jayachandar, Paula Liliana Narvaez, and Stephanie Zaborac-Reed. Pollen Morphology of the Three Subgenera of Alnus. 2012.

Cita MLA

Leopold, Estella B., et al. Pollen Morphology of the Three Subgenera of Alnus. 2012.