Gerber, A. (2004). Easy identification of aquatic plants: A guide for the identification of water plants in and around South African impoundments. Dep. of Water Affairs.
Chicago-Zitierstil (17. Ausg.)Gerber, Annelise. Easy Identification of Aquatic Plants: A Guide for the Identification of Water Plants in and Around South African Impoundments. Pretoria: Dep. of Water Affairs, 2004.
MLA-Zitierstil (9. Ausg.)Gerber, Annelise. Easy Identification of Aquatic Plants: A Guide for the Identification of Water Plants in and Around South African Impoundments. Dep. of Water Affairs, 2004.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.