APA (7th ed.) Citation

Aki, K., & Richards, P. G. Quantitative seismology: Theory and methods. Freeman.

Chicago Style (17th ed.) Citation

Aki, Keiiti, and Paul G. Richards. Quantitative Seismology: Theory and Methods. San Francisco, Calif: Freeman.

MLA (9th ed.) Citation

Aki, Keiiti, and Paul G. Richards. Quantitative Seismology: Theory and Methods. Freeman.

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