APA
Summers G. J., . (1992). Mind Teasers Logic Puzzles & Games of deduction # Mind teasers logic puzzles & games of deduction. New York # New Delhi: Sudha Publication.
Chicago
Summers George J, . 1992. Mind Teasers Logic Puzzles & Games of deduction # Mind teasers logic puzzles & games of deduction. New York # New Delhi: Sudha Publication.
Harvard
Summers G. J., . (1992). Mind Teasers Logic Puzzles & Games of deduction # Mind teasers logic puzzles & games of deduction. New York # New Delhi: Sudha Publication.
MLA
Summers George J, . Mind Teasers Logic Puzzles & Games of deduction # Mind teasers logic puzzles & games of deduction. New York # New Delhi: Sudha Publication. 1992.