Jackson, B. (1980). The panner's guide to Northwest gold. Bob Jackson Books.
Cita Chicago Style (17a ed.)Jackson, Bob. The Panner's Guide to Northwest Gold. Renton, WA: Bob Jackson Books, 1980.
Cita MLA (8a ed.)Jackson, Bob. The Panner's Guide to Northwest Gold. Bob Jackson Books, 1980.
Precaución: Estas citas no son 100% exactas.