APA (7th ed.) Citation

Knoebel, E. E. (1988). The Modern world (4th ed.). Harcourt Brace Jovanovich.

Chicago Style (17th ed.) Citation

Knoebel, Edgar E. The Modern World. 4th ed. San Diego, Calif: Harcourt Brace Jovanovich, 1988.

MLA (9th ed.) Citation

Knoebel, Edgar E. The Modern World. 4th ed. Harcourt Brace Jovanovich, 1988.