Παραπομπή σε μορφή APA (7η εκδ.)

Sformo, T., & Sformo, L. (2009). Practical problems in mathematics for automotive technicians (7th ed.). Delmar Cengage Learning.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Sformo, Todd, και Larry Sformo. Practical Problems in Mathematics for Automotive Technicians. 7th ed. Clifton Park, NY: Delmar Cengage Learning, 2009.

Παραπομπή σε μορφή MLA (8th εκδ.)

Sformo, Todd, και Larry Sformo. Practical Problems in Mathematics for Automotive Technicians. 7th ed. Delmar Cengage Learning, 2009.