text London Longman Group 1973 1st.ed xxiv, 174 p. : ill ; 23 cm PROGRAM LINEAR MATEMATIKA 63.003 63.003 INLIS000000000004388 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)