TY - BOOK AU - Calder,A.B. TI - Photometric methods of analysis SN - 0444197389 AV - QD95 .C273 1969b U1 - 543/.085 PY - 1969///] CY - New York PB - American Elsevier KW - Photometry KW - Local KW - Spectrophotometry N1 - 921004; Bibliography: p. 295-305 ER -