HARPER, C. (1993). INTRO. TO MATHEMATICAL PHYSICS. PRENTICE HALL INDIA.
Cita Chicago (17th ed.)HARPER, CHARLIE. INTRO. TO MATHEMATICAL PHYSICS. NEW DELHI: PRENTICE HALL INDIA, 1993.
Cita MLA (9th ed.)HARPER, CHARLIE. INTRO. TO MATHEMATICAL PHYSICS. PRENTICE HALL INDIA, 1993.
Atenció: Aquestes cites poden no estar 100% correctes.