by Anders Ahlbom dan Staffan Norell $6.00
by Lyle W. Morgan II, Ph.D., HMD $7.00
by Katzung $30.00
by Prof. DR. dr. S.M. Lumbantobing, SpS(K), SpKJ $6.00
by WK $13.00
by WK $11.00
by Prof. Dr. Soedjono Dirdjosisworo, S.H., MBA $6.00
by Ir. Bambang Cahyono $6.00
by Aloys Budi Purnomo, Pr $7.00
by E. Fernando M. Manullang $9.00