Burns, M., & Weston, M. (1976). The book of think: Or how to solve a problem twice your size. Little, Brown and Company.
Chicago-viite (17. p.)Burns, Marilyn, ja Martha Weston. The Book of Think: Or How to Solve a Problem Twice Your Size. Boston: Little, Brown and Company, 1976.
MLA-viite (9. p.)Burns, Marilyn, ja Martha Weston. The Book of Think: Or How to Solve a Problem Twice Your Size. Little, Brown and Company, 1976.
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