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

APA Citation Edition Citation

Barker, A. W. (1999). Digging through material symbols. Southern Illinois University.

Chicago Citation Edition Citation

Barker, Alex W. Digging Through Material Symbols. Carbondale, Ill.: Southern Illinois University, 1999.

MLA Citation Edition Citation

Barker, Alex W. Digging Through Material Symbols. Southern Illinois University, 1999.