APA (7th ed.) Citation

SPENCER, E. H. (1962). Basic concepts of physical geology. Oxford & IBH Publishing Co.

Chicago Style (17th ed.) Citation

SPENCER, Elizabeth Humphirs. Basic Concepts of Physical Geology. Oxford & IBH Publishing Co, 1962.

MLA (8th ed.) Citation

SPENCER, Elizabeth Humphirs. Basic Concepts of Physical Geology. Oxford & IBH Publishing Co, 1962.

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