Gaya APA

King, C., Stanley, N. ([s.a.]). Building sklills for the toefl : Carol King, Nancy Stanley (Cet. 1). Jakarta: Binarupa Aksara.

Gaya MLA

King, Carol., Stanley, Nancy.. "Building sklills for the toefl : Carol King, Nancy Stanley". Cet. 1 Jakarta: Binarupa Aksara, [s.a.]. Buku.