Paul W Zitzewitz & Neff, R. F. (1992). Merrill physics: Principles and problems. Glencoe.
Cita Chicago (17th ed.)Paul W Zitzewitz i Robert F. Neff. Merrill Physics: Principles and Problems. Lake Forest, Ill.: Glencoe, 1992.
Cita MLA (8th ed.)Paul W Zitzewitz i Robert F. Neff. Merrill Physics: Principles and Problems. Glencoe, 1992.
Atenció: Aquestes cites poden no estar 100% correctes.