FAO. (1988). FAO conservation guide N.17: National parks planning: a manual with annotated examples. Rome: FAO.
Chicago ZitierstilFAO. FAO Conservation Guide N.17: National Parks Planning: A Manual With Annotated Examples. Rome: FAO, 1988.
MLA ZitierstilFAO. FAO Conservation Guide N.17: National Parks Planning: A Manual With Annotated Examples. Rome: FAO, 1988.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.