@book{Polster2015,
author = {Polster, Tim},
year = {2015},
language = {ger},
copyright = {http://www.fu-berlin.de/sites/refubium/rechtliches/Nutzungsbedingungen},
title = {Egotrip ins Elend? Eine kritische Evaluation des weltwärts
Freiwilligendienstes in Quito, Ecuador},
url = "http://dx.doi.org/10.17169/refubium-25217",
}