by WK $12.00
by Turban, Rainer $26.00
by Kulshrestha, S.K. $9.00
by BS Anwir $0.00
by WK $13.00
by Darwan Prinst, S.H. $6.00
by Gunawan Widjaja, A. Yani $9.00
by Drs. Basir Barthos $9.00
by Prof. Ir. Zoer'ani Djamal Irwan, M.Sc $7.00
by - $11.00
by Suryatati A Manan, Martha Sinaga $7.00