by Maria Etty $7.00
by Dr. H. Abuddin Nata, MA $7.00
by Calvin S. Hall & Gradner Lindzey $12.00
by Hairus Salim HS $7.00
by Sofyan Syafri Harahap $13.00
by Maryam Jamilah $6.00
by Adiwarman Karim $13.00
by Dr. Ir. Muhammad Rasyaf, MS $9.00
by Tanenbaum $16.00
by Anand Krishna $11.00
by Dawn Lighter, M.A $7.00
by Adian Husaini, M.A & Abdurrahman Al-Baghdadi $6.00