by Harahap, Rustam Effendi $6.00
by T. Tarmizi, Lepi $6.00
by Hawari, Dadang $6.00
by Gittinger, J. Price $9.00
by Prof. Dr. S. Nasution, M.A. $7.00
by Drs. Ahmad Fida dan Tim Dosen KKN $9.00