Cita APA (7th ed.)
Schuh, F., G�obel, F., & O'Beirne, T. H. (1968). The master book of mathematical recreations. Dover Publications, Inc..
Cita Chicago (17th ed.)
Schuh, Frederik, F. G�obel, i T. H. O'Beirne. The Master Book of Mathematical Recreations. Mineola, New York: Dover Publications, Inc., 1968.
Cita MLA (9th ed.)
Schuh, Frederik, et al. The Master Book of Mathematical Recreations. Dover Publications, Inc., 1968.
Atenció: Aquestes cites poden no estar 100% correctes.