Παραπομπή APA
Tsyrkin, Y. Z., & Nikolic, Z. J. (1973). foundations of the theory of learning systems. New York: Academic Press.
Παραπομπή Chicago StyleTsyrkin, Ya. Z., and Z. J. Nikolic. Foundations of the Theory of Learning Systems. New York: Academic Press, 1973.
Παραπομπή MLATsyrkin, Ya. Z., and Z. J. Nikolic. Foundations of the Theory of Learning Systems. New York: Academic Press, 1973.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.