APA (7th ed.) Citation

Parrales, A., Reyes Vera, M., & Pine Tobar, W. (2012). Cromatografía del gas natural.

Chicago Style (17th ed.) Citation

Parrales, Adriana, Miguel Reyes Vera, and William Pine Tobar. Cromatografía Del Gas Natural. 2012.

MLA (9th ed.) Citation

Parrales, Adriana, et al. Cromatografía Del Gas Natural. 2012.

Warning: These citations may not always be 100% accurate.