00522nam a22001817a 4500 GCWUF 20200202233649.0 200202b xxu||||| |||| 00| 0 eng d MAIN ENG MAIN 541.396 PAL Palmer, William George 3000 Valency, classical and modern London : cambridge university press, 1948. 242 p. : ill ; 23 cm. H.B. Include Index Valence (Theoretical chemistry) 3001 ddc BK 10507 10507 0 0 ddc 0 0 NFIC MAIN MAIN SC 2020-02-02 0 541.396 PAL B0009655 2020-02-02 00:00:00 2020-02-02 BK