Cita APA (7a ed.)

Rutley, F. The study of rocks: An elementary text-book of petralogy.

Cita Chicago Style (17a ed.)

Rutley, Frank. The Study of Rocks: An Elementary Text-book of Petralogy. New York.

Cita MLA (8a ed.)

Rutley, Frank. The Study of Rocks: An Elementary Text-book of Petralogy.