Cita APA (7a ed.)

Katritzky, A. R., & Lagowski, J. M. (1968). The principles of heterocyclic chemistry. Academic Press.

Cita Chicago Style (17a ed.)

Katritzky, Alan R., y J. M. Lagowski. The Principles of Heterocyclic Chemistry. New York: Academic Press, 1968.

Cita MLA (8a ed.)

Katritzky, Alan R., y J. M. Lagowski. The Principles of Heterocyclic Chemistry. Academic Press, 1968.