Gaya APA

RICKI, Y., ZULI, N. (2017). Statistika Penelitian : Plus Tutorial SPSS (Ed.1, cet.1). Yogyakarta: Innosain.

Gaya MLA

RICKI, Yuliardi., ZULI, Nuraeni. "Statistika Penelitian : Plus Tutorial SPSS". Ed.1, cet.1 Yogyakarta: Innosain, 2017. Text.