000 00382pam a2200145a 44500
082 _aNASA
_bTN D-7515 -
100 _aAnderson,Philip N
245 1 _aMETHOD OF BILLING THIRD GENERATION COMPUTER USERS
260 _a
_bNasa, Washington, D.C.
_c1973
300 _a16
500 _aBound With Nasa Tn D-7512-20
700 _aHyter,Delano R
964 _gCIRC
997 _aTR8695 C
999 _c394514
_d394514