by P. Robert De Grandis, SSJ $5.00
by Prof. Dr. Sondang P. Siagian, M.P.A $7.00
by L. Prasetya, Pr. $4.00
by Tonny Greener $7.00
by Myla Kabat-Zinn & Jon Kabat-Zinn $9.00
by $4.00
by Prof. Dr. H. Zainuddin Ali, M.A. $0.00