APA (7th ed.) Citation

Faÿ, J. B., du Chaffaut, B., & Boulet, J. (1995). Varistab proves efficient in extended-reach rotary drilling. World Oil, 216, 67.

Chicago Style (17th ed.) Citation

Faÿ, J. B., B. du Chaffaut, and J. Boulet. "Varistab Proves Efficient in Extended-reach Rotary Drilling." World Oil 216 (1995): 67.

MLA (9th ed.) Citation

Faÿ, J. B., et al. "Varistab Proves Efficient in Extended-reach Rotary Drilling." World Oil, vol. 216, 1995, p. 67.