APA (7th ed.) Citation

Hughes, E., & Hughes, C. (1989). Engineering science (ELBS ed. of 3rd ed.). ELBS with Longman.

Chicago Style (17th ed.) Citation

Hughes, Edward, and Christopher Hughes. Engineering Science. ELBS ed. of 3rd ed. Essex, England: ELBS with Longman, 1989.

MLA (9th ed.) Citation

Hughes, Edward, and Christopher Hughes. Engineering Science. ELBS ed. of 3rd ed. ELBS with Longman, 1989.