1. Hidup di kota semakin sulit; Bagaimana strategi adaptasi dalam situasi kepadatan sosial? (Avin F. Helmi)rn2. Family dynamics, family breakups, and their impacts on children (Yayah Khisbiyah)rn3. Cognitive arithmetic: Mental processing of addition and multiplication (Sugiyanto)rn4. Pengukuran ingatan (Dicky hastjarjo)rn5. seleksi aitem dalam penyusunan skala psikologi (Saifuddin Azwar)