by John Gottman, Ph.D. $9.00
by Thomas L. Madden, MA $12.00
by Chichi Sukarjo $6.00
by Dr. Hj. Fathul Djannah SH $6.00
by $4.00
by Dr. H. Pidyarto Gunawan, O.Carm $4.00
by Emanuel Wora $7.00
by Jerry D. Gray $6.00