SUMMERS GEORGE J. (1987). MIND TEASERS LOGIC PUZZLES AND GAMES OF DEDUCTION. SUDHA PUBLICATIONS.
Chicago Style (17th ed.) CitationSUMMERS GEORGE J. MIND TEASERS LOGIC PUZZLES AND GAMES OF DEDUCTION. NEW DELHI: SUDHA PUBLICATIONS, 1987.
MLA citiranjeSUMMERS GEORGE J. MIND TEASERS LOGIC PUZZLES AND GAMES OF DEDUCTION. SUDHA PUBLICATIONS, 1987.
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