TY - BOOK AU - AU - ED - ED - ED - ED - TI - : an international reference work in fifteen volumes including an index SN - 0-07-079590-8 (hardcover) SN - 2 PY - 1977///.46 CY - New York PB - McGraw-Hill Book Company KW - KW - 2 KW - 0 KW - 6 KW - 20 KW - Encyclopedias.;Encyclopedias KW - Science;Technology N1 - Accompanied by Readers' guide (33 p. ; 28 cm.) New York : McGraw-Hill, c1977. Call number: Q121.M3 1977 Suppl. 1.;Accompanied by Study guide (50 p. ; 28 cm.) New York : McGraw-Hill, c1977. Call number: Q121.M3 1977 Suppl. 2; 5 ER -