APA (7th ed.) Citation

Marr, J. E. The Principles of Stratigraphical Geology.

Chicago Style (17th ed.) Citation

Marr, J. E. The Principles of Stratigraphical Geology.

MLA (9th ed.) Citation

Marr, J. E. The Principles of Stratigraphical Geology.

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