by Asghar Ali Engineer $7.00
by Muhammad Muflih $7.00
by Leon Chitow, ND, DO $6.00
by Dra. Ninik Widiyanti $9.00
by Drs. Agus Sujanto, dkk $7.00
by Ir. Doli Siregar, M.Sc., FRICS., SVC $11.00