APA (7th ed.) Citation

Eicher, . D. L. (1976). Geologic time (Second edition.). Prentice-Hall.

Chicago Style (17th ed.) Citation

Eicher, Don L. Geologic Time. Second edition. Englewood Cliffs, N.J.: Prentice-Hall, 1976.

MLA (8th ed.) Citation

Eicher, Don L. Geologic Time. Second edition. Prentice-Hall, 1976.

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