APA (7th ed.) Citation

Gratzer, G. A. (1993). Math into TeX: A simple introduction to AmS-LaTeX. Birkhauser.

Chicago Style (17th ed.) Citation

Gratzer, George A. Math into TeX: A Simple Introduction to AmS-LaTeX. Birkhauser, 1993.

MLA (8th ed.) Citation

Gratzer, George A. Math into TeX: A Simple Introduction to AmS-LaTeX. Birkhauser, 1993.

Warning: These citations may not always be 100% accurate.