APA (7th ed.) Citation

Sardar, Z., Ravetz, J., & Van Loon, B. (2005). Introducing mathematics. Icon Books [u.a.].

Chicago Style (17th ed.) Citation

Sardar, Ziauddin, Jerry Ravetz, and Borin Van Loon. Introducing Mathematics. Royston: Icon Books [u.a.], 2005.

MLA (9th ed.) Citation

Sardar, Ziauddin, et al. Introducing Mathematics. Icon Books [u.a.], 2005.