Gaya APA

Sumarwan, . (). Bilingual Science For Junior High School Grade VII 1 st semester ( sumarwan) 1.A . : Penerbit Erlangga.

Gaya MLA

Sumarwan, . "Bilingual Science For Junior High School Grade VII 1 st semester ( sumarwan) 1.A". : Penerbit Erlangga, . Text.