by Nursalam $9.00
by Hadinoto, Kusudiarto $6.00
by A. Gomes, Kwanchai dan Arturo A. Gomes $12.00
by Prof. Dr. dr. Pinardi Hadidjaja, MPH & TM $5.00
by Lachman, L., Herbert A. Lieberman & Joseph L. Kanig $11.00
by Nursalam $7.00
by Soekartawi $5.00
by Darmono $7.00
by Drs. Sudarsono, S.H., M.Si, dkk $12.00
by WK $20.00
by Helen Bianchin $7.00
by Trisman Sulistiati $7.00