Kluckhohn, Clyde
New York Fawcett 1957,
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Moscow : Izdacelstva Akademi Nauk SSSR
Majalah, Jurnal, Buletin
Schmitz, Carl August
Frankfurt a.M. Akademische verlagsgesellschaft 1963
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Schmitz, Carl August
Frankfurt a.M. Akademische verlagsgesellschaft 1963
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Prentice-Hall, 1970
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