International Commission of Snow and Ice & Unesco. (1970). Perennial ice and snow masses: A guide for compilation and assemblage of data for a world inventory. UNESCO/IASH.
Chicago Style (17th ed.) CitationInternational Commission of Snow and Ice and Unesco. Perennial Ice and Snow Masses: A Guide for Compilation and Assemblage of Data for a World Inventory. [Paris]: UNESCO/IASH, 1970.
MLA (9th ed.) CitationInternational Commission of Snow and Ice and Unesco. Perennial Ice and Snow Masses: A Guide for Compilation and Assemblage of Data for a World Inventory. UNESCO/IASH, 1970.
Warning: These citations may not always be 100% accurate.