00422nam a2200157Ia 4500 230917s9999||||xx |||||||||||||| ||und|| 119393 MAIN English 541.224 P284N Pauling, Linus Nature of the chemical bond & the structure of molecular & crystals 3rd. ed. Calcutta Oxford & IBH 1960 644p. p. BK 0 0 0 541_224000000000000_P284N 0 206517 MAIN MAIN 2008-11-18 0 541.224 P284N 233375 2023-09-17 21:25:05 2023-09-17 BK 133994 133994