APA (7th ed.) Citation

Nicholls, K., & Campos, S. (2007). Are you driving on blood fuel? Ecologist, 37(7), 44.

Chicago Style (17th ed.) Citation

Nicholls, Kelly, and Stella Campos. "Are You Driving on Blood Fuel?" Ecologist 37, no. 7 (2007): 44.

MLA (9th ed.) Citation

Nicholls, Kelly, and Stella Campos. "Are You Driving on Blood Fuel?" Ecologist, vol. 37, no. 7, 2007, p. 44.