TY - BOOK AU - Goetz, Philip W., ed. TI - The new encyclopaedia Britannica SN - 0852295294 U1 - R 030 21st ed. PY - 1991/// CY - Chicago PB - Encyclopaedia Britannica KW - Encyclopedias and dictionaries N1 - Content: v.16: Macropaedia / Knowledge in depth ER -