Engelmann, S. (1999). Decoding strategies: Decoding B2. SRA/McGraw-Hill.
Chicago Style aipamenaEngelmann, Siegfried. Decoding Strategies: Decoding B2. Columbus, OH: SRA/McGraw-Hill, 1999.
MLA aipamenaEngelmann, Siegfried. Decoding Strategies: Decoding B2. SRA/McGraw-Hill, 1999.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.