APA (7th ed.) Citation

Krutch, J. W. (1958). Grand Canyon: Today and all its yesterdays. W. Sloane Associates.

Chicago Style (17th ed.) Citation

Krutch, Joseph Wood. Grand Canyon: Today and All Its Yesterdays. New York: W. Sloane Associates, 1958.

MLA (9th ed.) Citation

Krutch, Joseph Wood. Grand Canyon: Today and All Its Yesterdays. W. Sloane Associates, 1958.

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