Cita APA (7th ed.)

Koehler, G. J., Whinston, A. B., & Wright, G. P. (1975). Optimization over Leontief substitution systems. North-Holland Pub.

Cita Chicago (17th ed.)

Koehler, Gary J., Andrew B. Whinston, i Gordon P. Wright. Optimization over Leontief Substitution Systems. Amsterdam: North-Holland Pub, 1975.

Cita MLA (9th ed.)

Koehler, Gary J., et al. Optimization over Leontief Substitution Systems. North-Holland Pub, 1975.