Cita APA (7a ed.)
Betts, W. B. (1991). Biodegradation: Natural and Synthetic Materials. Springer Verlag.
Cita Chicago Style (17a ed.)
Betts, Walter Bernard. Biodegradation: Natural and Synthetic Materials. London: Springer Verlag, 1991.
Cita MLA (9a ed.)
Betts, Walter Bernard. Biodegradation: Natural and Synthetic Materials. Springer Verlag, 1991.
Precaución: Estas citas no son 100% exactas.