APA (7th ed.) Citation

457690 Chien, S. Annular velocity for rotary drilling operations.

Chicago Style (17th ed.) Citation

457690 Chien, Sze-Foo. Annular Velocity for Rotary Drilling Operations.

MLA (9th ed.) Citation

457690 Chien, Sze-Foo. Annular Velocity for Rotary Drilling Operations.

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