APA aipamena

Heckman, G., & Grant Heckman; David Ingre. (2008). Thomson Engineering guide to web research 2007-2008. Toronto, Ont: Thomson Engineering.

Chicago Style aipamena

Heckman, Grant, và Grant Heckman; David Ingre. Thomson Engineering Guide to Web Research 2007-2008. Toronto, Ont: Thomson Engineering, 2008.

MLA aipamena

Heckman, Grant, và Grant Heckman; David Ingre. Thomson Engineering Guide to Web Research 2007-2008. Toronto, Ont: Thomson Engineering, 2008.

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