APA (7th ed.) Citation

Walker, B. K. (1986). Modula-2: Programming with data structures. Wadsworth.

Chicago Style (17th ed.) Citation

Walker, Billy K. Modula-2: Programming with Data Structures. Belmont, Calif: Wadsworth, 1986.

MLA (9th ed.) Citation

Walker, Billy K. Modula-2: Programming with Data Structures. Wadsworth, 1986.