Gaya APA

pyle, M, A., monuz, M, E, . (1991). Toefl Preparation Guide: Test Of English Foreign Language . Singapore: John Wiley & Sons, Inc.

Gaya MLA

pyle, Michael, A.., monuz, Mary, Ellen, . "Toefl Preparation Guide: Test Of English Foreign Language". Singapore: John Wiley & Sons, Inc, 1991. Transparency.