Gaya APA

PURNOM0, F, A., PRATISTO, E, H. (2017). Modelling cultural problem : . : F. MIPA UNS.

Gaya MLA

PURNOM0, Fendi, Aji., PRATISTO, Eko, Harry. "Modelling cultural problem :". : F. MIPA UNS, 2017. Lap. Penelt. Dosen.