LOZANOV, G. (1977). Suggestology and outlines of suggestopedy. Gordon and Beach Science.
Chicago-viite (17. p.)LOZANOV, Georgi. Suggestology and Outlines of Suggestopedy. Paris: Gordon and Beach Science, 1977.
MLA-viite (9. p.)LOZANOV, Georgi. Suggestology and Outlines of Suggestopedy. Gordon and Beach Science, 1977.
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