Vollenweider, R., Talling, J., & Westlake, D. (1969). A manual on methods for measuring primary production in aquatic environments. Blackwell Scientific Publ.
Chicago-referens (17:e uppl.)Vollenweider, R.A, J.F Talling, och D.F Westlake. A Manual on Methods for Measuring Primary Production in Aquatic Environments. Oxford, U.K: Blackwell Scientific Publ, 1969.
MLA-referens (9:e uppl.)Vollenweider, R.A, et al. A Manual on Methods for Measuring Primary Production in Aquatic Environments. Blackwell Scientific Publ, 1969.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.