Gaya APA

Dudeney, H, E., Matindas, V. (2009). Rekreasi Matematika [2] (Ed. 1.--). Jakarta: Indonesia Publishing House.

Gaya MLA

Dudeney, Hendry, Ernest., Matindas, Victor. "Rekreasi Matematika [2]". Ed. 1.-- Jakarta: Indonesia Publishing House, 2009. Text.