APA (7th ed.) Citation

Challis, N., & Gretton, H. (2008). Fundamental engineering mathematics: A student-friendly workbook. Horwood Pub..

Chicago Style (17th ed.) Citation

Challis, Neil, and Harry Gretton. Fundamental Engineering Mathematics: A Student-friendly Workbook. Chichester, UK: Horwood Pub., 2008.

MLA (9th ed.) Citation

Challis, Neil, and Harry Gretton. Fundamental Engineering Mathematics: A Student-friendly Workbook. Horwood Pub., 2008.