APA-Zitierstil (7. Ausg.)

Troster, J. I. (1979). A Practical way to english: Book three (8.ed.). Instituto Roosevelt Bentivegna.

Chicago-Zitierstil (17. Ausg.)

Troster, Joseph I. A Practical Way to English: Book Three. 8.ed. São Paulo, SP: Instituto Roosevelt Bentivegna, 1979.

MLA-Zitierstil (9. Ausg.)

Troster, Joseph I. A Practical Way to English: Book Three. 8.ed. Instituto Roosevelt Bentivegna, 1979.