APA citiranje

Sittenfeld, A., Vargas, M., Sánchez, E., Mora, M., & Serrano, A. (2004). Anew species of euglena isolated from a hot and acid mud pool located in Las Pailas de Barro, Volcán Rincón de la Vieja, Costa Rica.

Citación estilo Chicago

Sittenfeld, Ana, Maribelle Vargas, Ethel Sánchez, Marielos Mora, y Aurelio Serrano. Anew Species of Euglena Isolated From a Hot and Acid Mud Pool Located in Las Pailas De Barro, Volcán Rincón De La Vieja, Costa Rica. 2004.

MLA citiranje

Sittenfeld, Ana, et al. Anew Species of Euglena Isolated From a Hot and Acid Mud Pool Located in Las Pailas De Barro, Volcán Rincón De La Vieja, Costa Rica. 2004.