APA (7th ed.) Citation
IUCN, UNEP, & UNEP (Ελλάς). (1989). Directory of marine and coastal protected areas in the Mediterranean region. UNEP (Ελλάς).
Chicago Style (17th ed.) Citation
IUCN, UNEP, and UNEP (Ελλάς). Directory of Marine and Coastal Protected Areas in the Mediterranean Region. UNEP (Ελλάς), 1989.
MLA (9th ed.) Citation
IUCN, et al. Directory of Marine and Coastal Protected Areas in the Mediterranean Region. UNEP (Ελλάς), 1989.
Warning: These citations may not always be 100% accurate.