Gaya APA

Ashmore, W., Sharer, R, J. (2014). Discovery our past : a brief introduction to archeology (6). United States of America: McGraw-Hill.

Gaya MLA

Ashmore, Wendy., Sharer, Robert, J.. "Discovery our past : a brief introduction to archeology". 6 United States of America: McGraw-Hill, 2014. Text.