Richards, J. C., & Eckstut-Didier, S. Strategic reading 1: Building effective reading skills. Student´s book (2a ed.).
Chicago-viite (17. p.)Richards, Jack C., ja Samuela Eckstut-Didier. Strategic Reading 1: Building Effective Reading Skills. Student´s Book. 2a ed.
MLA-viite (8. p.)Richards, Jack C., ja Samuela Eckstut-Didier. Strategic Reading 1: Building Effective Reading Skills. Student´s Book. 2a ed.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.