Παραπομπή APA

FAO. (1988). FAO conservation guide N.17: National parks planning: a manual with annotated examples. Rome: FAO.

Παραπομπή Chicago Style

FAO. FAO Conservation Guide N.17: National Parks Planning: A Manual With Annotated Examples. Rome: FAO, 1988.

Παραπομπή MLA

FAO. FAO Conservation Guide N.17: National Parks Planning: A Manual With Annotated Examples. Rome: FAO, 1988.

Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.