The New Encyclopaedia Britannica:
GWINN, R. P.
The New Encyclopaedia Britannica: macropaedia (V 19 Excretion-Geometry) Robert P. Gwinn - 15th ed. - Chicago Encyclopaedia Britannica, Inc. 1989 - (V 19) 1000p. ill.(some col.),maps, tables
Knowledge in depth
085229493X
ENCYCLOPEDIAS AND DICTIONARIES
REF 032 / GRn89
The New Encyclopaedia Britannica: macropaedia (V 19 Excretion-Geometry) Robert P. Gwinn - 15th ed. - Chicago Encyclopaedia Britannica, Inc. 1989 - (V 19) 1000p. ill.(some col.),maps, tables
Knowledge in depth
085229493X
ENCYCLOPEDIAS AND DICTIONARIES
REF 032 / GRn89