APA (7th ed.) Citation

Riggs, J. L. (1968). Economic decision models for engineers and managers. Cacho Hermanos, Inc.

Chicago Style (17th ed.) Citation

Riggs, James L. Economic Decision Models for Engineers and Managers. Rizal: Cacho Hermanos, Inc, 1968.

MLA (9th ed.) Citation

Riggs, James L. Economic Decision Models for Engineers and Managers. Cacho Hermanos, Inc, 1968.