by Prof. Drs. S. Pamudji, M.P.A $11.00
by G. Sexilla, Cousuelo, dkk $7.00
by D.B. Jellife $7.00
by Rosetta Reizt $11.00
by Drs. A. Hasymi Ali $11.00
by dr. Clifford Rose & dr. Paul Davies $6.00