APA Style

Ruspita,Katharina. (2006). Student'Book :English playground an english course for elementary school student (Cet. 1). Jakarta: PT.Erlangga.

Chicago Style

Ruspita,Katharina. Student'Book :English playground an english course for elementary school student. Cet. 1 Jakarta: PT.Erlangga, 2006. Text.

MLA Style

Ruspita,Katharina. Student'Book :English playground an english course for elementary school student. Cet. 1 Jakarta: PT.Erlangga, 2006. Text.

Turabian Style

Ruspita,Katharina. Student'Book :English playground an english course for elementary school student. Cet. 1 Jakarta: PT.Erlangga, 2006. Print.