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

APA Citation Edition Citation

Pennak, R. W. (1963). Ecological and radiocarbon correlations in some Colorado mountain lake and bog deposits. - Washington, D.C.

Chicago Citation Edition Citation

Pennak, Robert W. Ecological and Radiocarbon Correlations in Some Colorado Mountain Lake and Bog Deposits. - Washington, D.C. 1963.

MLA Citation Edition Citation

Pennak, Robert W. Ecological and Radiocarbon Correlations in Some Colorado Mountain Lake and Bog Deposits. - Washington, D.C. 1963.