Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.

APA Citation Edition Citation

Cressman, L. S., & Back, R. H. (1936). Archaeological survey of the Guano valley region in southeastern Oregon. University of Oregon.

Chicago Citation Edition Citation

Cressman, Luther Sheeleigh, und Roscius H. Back. Archaeological Survey of the Guano Valley Region in Southeastern Oregon. Eugene, Or.: University of Oregon, 1936.

MLA Citation Edition Citation

Cressman, Luther Sheeleigh, und Roscius H. Back. Archaeological Survey of the Guano Valley Region in Southeastern Oregon. University of Oregon, 1936.