Brown,Jennifer. (1991). Environmental Threats: Perception,Analysis and Management. CBS.
Chicago ZitierstilBrown,Jennifer. Environmental Threats: Perception,Analysis and Management. new delhi: CBS, 1991.
MLA ZitierstilBrown,Jennifer. Environmental Threats: Perception,Analysis and Management. CBS, 1991.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.