LEADER 00000nam 2200169 a 4500 001 ora0000040947 003 UkHlHU 007 t 008 991026s1967 000 040 UkHlHU 100 1 Dienes, Zoltan P.|q(Zoltan Paul) 245 10 Fractions :|ban operational approach. 260 |bEducational Supply Association,|c1967. 300 162p. 650 0 Fractions. 936 UCS bib. record 946 020 absent -- ISBN check required 946 260 lacks |a
|
