RT Book
T1 The New Encyclopaedia Britannica / 14 : Macropaedia : knowledge in depth [Arctic - Biosphere]
JF The New Encyclopaedia Britannica in 32 volumes
LA English
PP Chicago
PB Encyclopaedia Britannica
YR 1990
ED 15. ed.
UL https://ixtheo.de/Record/1093080256