Cita APA (7a ed.)

Bono, P. R., & Herman, I. (1987). GKS theory and practice. Springer.

Cita Chicago Style (17a ed.)

Bono, Peter R., y Ivan Herman. GKS Theory and Practice. Berlin [etc.]: Springer, 1987.

Cita MLA (9a ed.)

Bono, Peter R., y Ivan Herman. GKS Theory and Practice. Springer, 1987.