Cita APA

Hesseling, P. (1986). Frontiers of learning: The Ph. D. Octopus. Dordrecht: Foris Publications.

Chicago Style Citation

Hesseling, Pjotr. Frontiers of Learning: The Ph. D. Octopus. Dordrecht: Foris Publications, 1986.

Cita MLA

Hesseling, Pjotr. Frontiers of Learning: The Ph. D. Octopus. Dordrecht: Foris Publications, 1986.

Atenció: Aquestes cites poden no estar 100% correctes.