From reliable sources

MLA

Howell, Martha C., and Walter Prevenier. From Reliable Sources : an Introduction to Historical Methods. Ithaca, N.Y.: Cornell University Press, 2001.

APA

Howell, M. C., & Prevenier, W. (2001). From reliable sources : an introduction to historical methods. Ithaca, N.Y.: Cornell University Press.

Chicago

Howell, Martha C., and Walter Prevenier. From Reliable Sources: An Introduction to Historical Methods. Ithaca, N.Y.: Cornell University Press, 2001.