Gaya APA
Stempleski, S. et al (2005).
Teacher's Resoursce Book : book 1 World Link : Developing English Fluency .
United States:
Thomson.
Gaya MLA
Stempleski, Susan. et al.
"Teacher's Resoursce Book : book 1 World Link : Developing English Fluency".
United States:
Thomson,
2005.
Text.