APA (7th ed.) Citation

American Geophysical Union & Heard, H. C. (1972). Flow and fracture of rocks. American Geophysical Union.

Chicago Style (17th ed.) Citation

American Geophysical Union and H. C. Heard. Flow and Fracture of Rocks. Washington, D.C.: American Geophysical Union, 1972.

MLA (8th ed.) Citation

American Geophysical Union and H. C. Heard. Flow and Fracture of Rocks. American Geophysical Union, 1972.

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