Fiumara, Gemma Corradi
Symbolic function psychoanalysis and the philosophy of language = Funzione simbolica e filosofia del linguaggio
Blackwell , 1992
 Buku Teks SO
Carroll, John B.
Language and thought
Prentice-Hall, 1964
 Buku Teks SO
Turner, Johanna
Cognitive development
Methuen, 1975
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Chinese thought and institutions
edited by John K. Fairbank
Phoenix Books, 1967
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Neisser, Ulrich
Cognition and reality : principles and implications of cognitive psychology
W.H. Freeman, 1976
 Buku Teks SO