Gaya APA

IPS Geografi;Text;;;Penebar Plus;1989;;;910 A.;Indonesia;Upper Saddle River. (). : .

Gaya Chicago

IPS Geografi;Text;;;Penebar Plus;1989;;;910 A.;Indonesia;Upper Saddle River. . : , . NJ;910/5283;;;;;;<5283 smp 89>.

Gaya MLA

IPS Geografi;Text;;;Penebar Plus;1989;;;910 A.;Indonesia;Upper Saddle River. . : , . NJ;910/5283;;;;;;<5283 smp 89>.

Gaya Turabian

IPS Geografi;Text;;;Penebar Plus;1989;;;910 A.;Indonesia;Upper Saddle River. : , . NJ;910/5283;;;;;;<5283 smp 89>.