APA-referens

Ackert, P. (2013). Cause & effect: Intermediate reading pracitce (3rd ed.). Tp.HCM: Trẻ.

Chicago-stil citat

Ackert, Patricia. Cause & Effect: Intermediate Reading Pracitce. 3rd ed. Tp.HCM: Trẻ, 2013.

MLA-referens

Ackert, Patricia. Cause & Effect: Intermediate Reading Pracitce. 3rd ed. Tp.HCM: Trẻ, 2013.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.