Vincent Peale, N. (2019). The power of positive thinking for young people. Better yourself books.
Chicago-čujuhus (17. p.)Vincent Peale, Norman. The Power of Positive Thinking for Young People. India: Better yourself books, 2019.
MLA-čujuhus (9. p.)Vincent Peale, Norman. The Power of Positive Thinking for Young People. Better yourself books, 2019.
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