APA (7th ed.) Citation

LONGWELL, C. R. Outline of Physical Geology. John Wiley & Sons.

Chicago Style (17th ed.) Citation

LONGWELL, Chester R. Outline of Physical Geology. John Wiley & Sons.

MLA (8th ed.) Citation

LONGWELL, Chester R. Outline of Physical Geology. John Wiley & Sons.

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