Gaya APA

ph.d., P, S, P, S, M., hrtoyo, M, P, H, U, S, M, P. (2013). The Implementation of Collaborative Learning Strategy to Increase The Students? Speaking Skill at 55 Senior High School Jakarta. . Jakarta: sekolah pascasarjana uhamka.

Gaya MLA

ph.d., Purnama, Syac, Purrohman,, S.pd,, M.pd.,., hrtoyo, M.a.,, Ph.d;, H., Ujang, Suparman,, Ma.,, Ph.d. "The Implementation of Collaborative Learning Strategy to Increase The Students? Speaking Skill at 55 Senior High School Jakarta.". Jakarta: sekolah pascasarjana uhamka, 2013. Text.