APA (7th ed.) Citation

Gregory, P. R., Lazarev, V., & Conquest, R. (2003). The economics of forced labor: The Soviet Gulag. Hoover Institution Press.

Chicago Style (17th ed.) Citation

Gregory, Paul R., Valery Lazarev, and Robert Conquest. The Economics of Forced Labor: The Soviet Gulag. Stanford, California: Hoover Institution Press, 2003.

MLA (8th ed.) Citation

Gregory, Paul R., et al. The Economics of Forced Labor: The Soviet Gulag. Hoover Institution Press, 2003.