Hains, G., & McColl, B. (1989). Parallel algorithms for free and associative-commutative unification.
Čikaški stil citiranja (17. izdanje)Hains, G., i B. McColl. Parallel Algorithms for Free and Associative-commutative Unification. 1989.
MLA način citiranja (9. izdanje)Hains, G., i B. McColl. Parallel Algorithms for Free and Associative-commutative Unification. 1989.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.