Παραπομπή APA

Stuttgen, H. (1985). hierarchical associative processing system. Springer-Verlag.

Παραπομπή Chicago Style

Stuttgen, Heinrich. Hierarchical Associative Processing System. Berlin: Springer-Verlag, 1985.

Παραπομπή MLA

Stuttgen, Heinrich. Hierarchical Associative Processing System. Springer-Verlag, 1985.