Cita APA (7th ed.)

Bluman, G. W., & Cole, J. D. (1974). Similarity methods for differential equations. Springer-Verlag.

Cita Chicago (17th ed.)

Bluman, George W., i J. D. Cole. Similarity Methods for Differential Equations. Nueva York: Springer-Verlag, 1974.

Cita MLA (9th ed.)

Bluman, George W., i J. D. Cole. Similarity Methods for Differential Equations. Springer-Verlag, 1974.