APA

Bray E. A., Harlan S. S., . (1998). Geology, Age, and Tectonic Setting of the Cretaceous Sliderock Mountain Volcano, Montana. : United States Government Printing office.

Chicago

Bray E A, Harlan S S, . 1998. Geology, Age, and Tectonic Setting of the Cretaceous Sliderock Mountain Volcano, Montana. : United States Government Printing office.

Harvard

Bray E. A., Harlan S. S., . (1998). Geology, Age, and Tectonic Setting of the Cretaceous Sliderock Mountain Volcano, Montana. : United States Government Printing office.

MLA

Bray E A, Harlan S S, . Geology, Age, and Tectonic Setting of the Cretaceous Sliderock Mountain Volcano, Montana. : United States Government Printing office. 1998.