SCOTT, R. C. (1989). Physical Geography Ralp C. Scott. West Pub.
Cita Chicago Style (17a ed.)SCOTT, Ralph C. Physical Geography Ralp C. Scott. West Pub, 1989.
Cita MLA (8a ed.)SCOTT, Ralph C. Physical Geography Ralp C. Scott. West Pub, 1989.
Precaución: Estas citas no son 100% exactas.