LEADER 00000nam 2200193 a 4500 001 0719535646 003 UkHlHU 007 t 008 991026s1979 000 020 0719535646 040 UkHlHU 100 1 Warren, J W. 245 10 Understanding force. 260 |bJohn Murray,|c1979. 300 64p. 650 0 Movement. 650 0 Physics. 936 UCS bib. record 946 260 lacks |a
|
