Cita APA (7th ed.)

Walker, A. (1987). Enemy territory: The Christian struggle for the modern world. Bristol books.

Cita Chicago (17th ed.)

Walker, Andrew. Enemy Territory: The Christian Struggle for the Modern World. Wilmore: Bristol books, 1987.

Cita MLA (9th ed.)

Walker, Andrew. Enemy Territory: The Christian Struggle for the Modern World. Bristol books, 1987.