Gaya APA

Alexander, N, O. et al (2014). The enhancement of junior high school students mathematical spatial sense abilities through computer-based interactive multimedia instruction (Vol. 07, No. 02, Tahun). : PASPI.

Gaya MLA

Alexander, N., O.. et al. "The enhancement of junior high school students mathematical spatial sense abilities through computer-based interactive multimedia instruction". Vol. 07, No. 02, Tahun : PASPI, 2014. Text.