APA (7th ed.) Citation

Duncan, R., & Seymour, L. W. (1989). Controlled release technologies: A survey of research and commercial applications. Elsevier Advanced Technology.

Chicago Style (17th ed.) Citation

Duncan, Ruth, and Len W. Seymour. Controlled Release Technologies: A Survey of Research and Commercial Applications. Oxford, U.K: Elsevier Advanced Technology, 1989.

MLA (9th ed.) Citation

Duncan, Ruth, and Len W. Seymour. Controlled Release Technologies: A Survey of Research and Commercial Applications. Elsevier Advanced Technology, 1989.