Cita APA (7th ed.)

Activity Based Physics Group & Cummings, K. (2004). Understanding physics. John Wiley & Sons.

Cita Chicago (17th ed.)

Activity Based Physics Group i Karen Cummings. Understanding Physics. Hoboken, N. J: John Wiley & Sons, 2004.

Cita MLA (9th ed.)

Activity Based Physics Group i Karen Cummings. Understanding Physics. John Wiley & Sons, 2004.