Downi, M. (1998). Your Turn: Student's book 3 (1a. ed.). Richmond Publishing.
Chicagoスタイル(17版)引用形式Downi, Michael. Your Turn: Student's Book 3. 1a. ed. Buenos Aires: Richmond Publishing, 1998.
MLA(9版)引用形式Downi, Michael. Your Turn: Student's Book 3. 1a. ed. Richmond Publishing, 1998.
警告: この引用は必ずしも正確ではありません.