APA (7th ed.) Citation

Shopware & Duffy, J. E. (2008). Scanning automotive computer problems. Shopware.

Chicago Style (17th ed.) Citation

Shopware and James E. Duffy. Scanning Automotive Computer Problems. Lawrenceville, NJ: Shopware, 2008.

MLA (8th ed.) Citation

Shopware and James E. Duffy. Scanning Automotive Computer Problems. Shopware, 2008.