by Drs. Amin Widjaja Tunggal, Ak., M.B.A $7.00
by Drs. H.A.S. Moenir $9.00
by Drs. H. Kahar Masyhur $16.00
by Abdul Hamid Khusyuk, Terj. H. Sabil Huda $7.00
by Asnath M. Fuah. Dkk $8.65
by Stephen K. Sanderson $12.00