Style de citation APA

The International English School. (2007). TOEFL next generation IBT internet based TOEFL: Student Book.

Style de citation Chicago

The International English School. TOEFL Next Generation IBT Internet Based TOEFL: Student Book. 2007.

Style de citation MLA

The International English School. TOEFL Next Generation IBT Internet Based TOEFL: Student Book. 2007.

Attention : ces citations peuvent ne pas être correctes à 100%.