APA Citation

Stafford, S. H. (2007). Peterson's research papers unzipped. Lawrenceville, NJ: Peterson's.

Chicago Style Citation

Stafford, Susan H. Peterson's Research Papers Unzipped. Lawrenceville, NJ: Peterson's, 2007.

MLA Citation

Stafford, Susan H. Peterson's Research Papers Unzipped. Lawrenceville, NJ: Peterson's, 2007.

Warning: These citations may not always be 100% accurate.