APA Style
Pok, Victor. (2005).
In Step 1B Activity Book .
United Kingdom:
SNP.
Chicago Style
Pok, Victor.
In Step 1B Activity Book.
United Kingdom:
SNP,
2005.
.
MLA Style
Pok, Victor.
In Step 1B Activity Book.
United Kingdom:
SNP,
2005.
.
Turabian Style
Pok, Victor.
In Step 1B Activity Book.
United Kingdom:
SNP,
2005.
.