Παραπομπή σε μορφή APA (7η εκδ.)

Crumley, C. L. (1994). Historical ecology: Cultural knowledge and changing landscapes. School of American Research Press.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Crumley, Carole L. Historical Ecology: Cultural Knowledge and Changing Landscapes. Santa Fe, N.M.: School of American Research Press, 1994.

Παραπομπή σε μορφή MLA (9th εκδ.)

Crumley, Carole L. Historical Ecology: Cultural Knowledge and Changing Landscapes. School of American Research Press, 1994.