APA (7th ed.) Citation
Schuh, F., G�obel, F., & O'Beirne, T. H. (1968). The master book of mathematical recreations. Dover Publications, Inc..
Chicago Style (17th ed.) Citation
Schuh, Frederik, F. G�obel, and T. H. O'Beirne. The Master Book of Mathematical Recreations. Mineola, New York: Dover Publications, Inc., 1968.
MLA (9th ed.) Citation
Schuh, Frederik, et al. The Master Book of Mathematical Recreations. Dover Publications, Inc., 1968.
Warning: These citations may not always be 100% accurate.