Cita APA (7th ed.)

Willis, F. R. (1977). Western civilization: An urban perspective (2nd ed.). D.C. Heath.

Cita Chicago (17th ed.)

Willis, F. Roy. Western Civilization: An Urban Perspective. 2nd ed. Lexington: D.C. Heath, 1977.

Cita MLA (9th ed.)

Willis, F. Roy. Western Civilization: An Urban Perspective. 2nd ed. D.C. Heath, 1977.