by Markus Zahnd $7.00
by Drs. Yustinus Semiun, OFM $16.00
by $4.00
by Ir. Abbas Siregar Djarijah $5.00
by Calvin S. Hall & Gradner Lindzey $11.00
by Ir. Ari Wijayani Purwanto $0.00
by Dan Waters $7.00
by Edmund R. Burke $9.00
by $6.00
by Tarwoto $9.00
by Sumarti M. Thahir $5.00
by $7.00