by Hafield Cangara $7.00
by Drs. H. Zainuddin $9.00
by Drs. Djalinus Syah, Dra. Azimar Enong, Azimaru Suzuki $7.00
by DR. A. Saleh Abdullah $9.00
by Drs. A.W. Widjaja $9.00
by Prof. Ir. Amris Makmur $6.00
by Drs. H.M. Yacob Ibrahim $11.00