Παραπομπή APA

Ashby, W. (1956). Introduction to cybernetics. Chapman & hall.

Παραπομπή Chicago Style

Ashby, W.R. Introduction to Cybernetics. London: Chapman & hall, 1956.

Παραπομπή MLA

Ashby, W.R. Introduction to Cybernetics. Chapman & hall, 1956.