Gaya APA

Grace, S, L, L. (). My Pals are Here ! Science 6 : Teacher asist - Pack . Singapore: Federal Fublications, 2004.

Gaya MLA

Grace, S.Y, Lim, Leng. "My Pals are Here ! Science 6 : Teacher asist - Pack". Singapore: Federal Fublications, 2004, . Text.