APA (7th ed.) Citation

Lewis, P. G. (1990). Approaching precalculus mathematics discretely: Explorations in a computer environment. MIT Press.

Chicago Style (17th ed.) Citation

Lewis, Philip G. Approaching Precalculus Mathematics Discretely: Explorations in a Computer Environment. Cambridge, Mass.: MIT Press, 1990.

MLA (9th ed.) Citation

Lewis, Philip G. Approaching Precalculus Mathematics Discretely: Explorations in a Computer Environment. MIT Press, 1990.