APA引文

Kahan,Steven. (1978). Have some sums to solve: The complete alphametics books. Universities press.

Chicago Edition Citation

Kahan,Steven. Have Some Sums to Solve: The Complete Alphametics Books. Hyderabad: Universities press, 1978.

MLA引文

Kahan,Steven. Have Some Sums to Solve: The Complete Alphametics Books. Universities press, 1978.

警告：這些引文格式不一定是100％准確.