APA (7th ed.) Citation

Cady, G. H. (1916). Coal resources of district VI. State Geological Survey, Univ. of Illinois.

Chicago Style (17th ed.) Citation

Cady, Gilbert H. Coal Resources of District VI. Urbana: State Geological Survey, Univ. of Illinois, 1916.

MLA (9th ed.) Citation

Cady, Gilbert H. Coal Resources of District VI. State Geological Survey, Univ. of Illinois, 1916.

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