Cita APA (7a ed.)

Spellenberg, R., Lebgue, T., Corral-Diaz, R., & Bacon, J. (1995). New records of plants from the mountains of northern Mexico. Instituto de Ecología, A.C.

Cita Chicago Style (17a ed.)

Spellenberg, Richard, Toutcha Lebgue, Rafael Corral-Diaz, y Jeffrey Bacon. New Records of Plants from the Mountains of Northern Mexico. Instituto de Ecología, A.C, 1995.

Cita MLA (9a ed.)

Spellenberg, Richard, et al. New Records of Plants from the Mountains of Northern Mexico. Instituto de Ecología, A.C, 1995.