APA (7th ed.) Citation

Gelb, L. H. Vietnam: The system worked / Leslie H. Gelb. Twentieth-century america : recent interpretations.(1972).

Chicago Style (17th ed.) Citation

Gelb, Leslie H. "Vietnam: The System Worked / Leslie H. Gelb." Twentieth-century America : Recent Interpretations.(1972) .

MLA (8th ed.) Citation

Gelb, Leslie H. "Vietnam: The System Worked / Leslie H. Gelb." Twentieth-century America : Recent Interpretations.(1972), .

Warning: These citations may not always be 100% accurate.