Vollenweider, R., Talling, J., & Westlake, D. (1969). A manual on methods for measuring primary production in aquatic environments. Blackwell Scientific Publ.
Chicago (17e ed.) BronvermeldingVollenweider, R.A, J.F Talling, en D.F Westlake. A Manual on Methods for Measuring Primary Production in Aquatic Environments. Oxford, U.K: Blackwell Scientific Publ, 1969.
MLA (9e ed.) BronvermeldingVollenweider, R.A, et al. A Manual on Methods for Measuring Primary Production in Aquatic Environments. Blackwell Scientific Publ, 1969.
Let op: Deze citaties zijn niet altijd 100% accuraat.