APA-Zitierstil (7. Ausg.)

Helman, P., & Veroff, R. (1988). Walls and mirrors: Intermediate problem solving and data structures ; Modula-2 ed. Benjamin/Cummings.

Chicago-Zitierstil (17. Ausg.)

Helman, Paul, und Robert Veroff. Walls and Mirrors: Intermediate Problem Solving and Data Structures ; Modula-2 Ed. Menlo Park, Calif. u.a: Benjamin/Cummings, 1988.

MLA-Zitierstil (9. Ausg.)

Helman, Paul, und Robert Veroff. Walls and Mirrors: Intermediate Problem Solving and Data Structures ; Modula-2 Ed. Benjamin/Cummings, 1988.