Gaya APA

Porte, G, K. (2002). Appraising research in second language learning : a practical approach to critical analysis of quantitative research . Amsterdam: John Benjamins Publishing Company.

Gaya MLA

Porte, Graeme, Keith. "Appraising research in second language learning : a practical approach to critical analysis of quantitative research". Amsterdam: John Benjamins Publishing Company, 2002. Buku Tercetak.