Variations of existing glaciers : a guide to international practices for their measurement. - [Paris : Unesco, IASH, 1969] - Technical papers in hydrology ; 3 . ISBN: LCCN: 78526656 //r862 Nat. Bib. No.: F*** Subjects--Topical Terms: Glaciers -- Measurement.--Glaciers -- Measurement. LC Class. No.: GB651 GB2403 / .T42 no. 3 Dewey Class. No.: 551.3/12