APA (7th ed.) Citation

(1972). Guide to world inventory of sea, lake and river ice. Unesco.

Chicago Style (17th ed.) Citation

Guide to World Inventory of Sea, Lake and River Ice. Paris: Unesco, 1972.

MLA (9th ed.) Citation

Guide to World Inventory of Sea, Lake and River Ice. Unesco, 1972.

Warning: These citations may not always be 100% accurate.