APA-ийн эшлэл(7 дахь хэвлэлт)

Engel, A. (1993). Exploring mathematics with your computer. The Mathematical Association of America.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Engel, Arthur. Exploring Mathematics with Your Computer. Washington, D.C: The Mathematical Association of America, 1993.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Engel, Arthur. Exploring Mathematics with Your Computer. The Mathematical Association of America, 1993.