APA (7th ed.) Citation

ScienceDirect (Online service), Donaldson, E. C., Chilingar, G. V., & Yen, T. F. (1989). Enhanced oil recovery. Elsevier.

Chicago Style (17th ed.) Citation

ScienceDirect (Online service), Erle C. Donaldson, George V. Chilingar, and Teh Fu Yen. Enhanced Oil Recovery. Amsterdam ; New York: Elsevier, 1989.

MLA (9th ed.) Citation

ScienceDirect (Online service), et al. Enhanced Oil Recovery. Elsevier, 1989.