FELDMAN ROBERT S. (2005). UNDERSTANDING PSYCHOLOGY - CD ROM (6TH.). TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED.
Lua i Stíl Chicago (17ú heag.)FELDMAN ROBERT S. UNDERSTANDING PSYCHOLOGY - CD ROM. 6TH. NEW DELHI: TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED, 2005.
Lua MLA (9ú heag.)FELDMAN ROBERT S. UNDERSTANDING PSYCHOLOGY - CD ROM. 6TH. TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED, 2005.
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