Gaya APA

USMAN, L., SAIRIN, S. (2017). Functions of cross-border economic activities in skouw sae community, Jayapura City . Bandung: P2U LPPM, UNISBA.

Gaya MLA

USMAN, La., SAIRIN, Syafri. "Functions of cross-border economic activities in skouw sae community, Jayapura City". Bandung: P2U LPPM, UNISBA, 2017. Artikel.