Gaya APA

Chasin, M., Langer, R. (1990). Biodegradable Polymers as Drug Delivery Systems Vol. 45 . New York: Marcel Dekker, Inc.

Gaya MLA

Chasin, Mark., Langer, Robert. "Biodegradable Polymers as Drug Delivery Systems Vol. 45". New York: Marcel Dekker, Inc, 1990. Electronic Resource.