, C. M. P. Common mud problems and techniques. American Petroleum Institute Driling Fluids.
Chicago Style (17th ed.) Citation, Common Mud Problem. Common Mud Problems and Techniques. American Petroleum Institute Driling Fluids.
MLA (8th ed.) Citation, Common Mud Problem. Common Mud Problems and Techniques. American Petroleum Institute Driling Fluids.
Warning: These citations may not always be 100% accurate.