Logan, J. D. (2008). Partial Differential Equations (2nd ed.). John Wiley & Sons.
Cita Chicago (17th ed.)Logan, J. David. Partial Differential Equations. 2nd ed. New York: John Wiley & Sons, 2008.
Cita MLA (9th ed.)Logan, J. David. Partial Differential Equations. 2nd ed. John Wiley & Sons, 2008.
Atenció: Aquestes cites poden no estar 100% correctes.