Cita APA (7a ed.)

Tenney, S. Geology; for teachers, classes, and private students / by Sanborn Tenney A. M., professor of natural history in Williams College. Illustrated with two jundred and fifty five engrabings.

Cita Chicago Style (17a ed.)

Tenney, Sanborn. Geology; for Teachers, Classes, and Private Students / by Sanborn Tenney A. M., Professor of Natural History in Williams College. Illustrated with Two Jundred and Fifty Five Engrabings. Philadelphia : published by E. H. Butler & co., 1871.

Cita MLA (8a ed.)

Tenney, Sanborn. Geology; for Teachers, Classes, and Private Students / by Sanborn Tenney A. M., Professor of Natural History in Williams College. Illustrated with Two Jundred and Fifty Five Engrabings.