Style de citation APA

Jones, L. (1999). Tài liệu luyện thi bằng Proficiency: New progress to proficiency : with full key answers for every excrise and further footnotes for evry unit. Tp. HCM: Trẻ.

Style de citation Chicago

Jones, Leo. Tài Liệu Luyện Thi Bằng Proficiency: New Progress to Proficiency : With Full Key Answers for Every Excrise and Further Footnotes for Evry Unit. Tp. HCM: Trẻ, 1999.

Style de citation MLA

Jones, Leo. Tài Liệu Luyện Thi Bằng Proficiency: New Progress to Proficiency : With Full Key Answers for Every Excrise and Further Footnotes for Evry Unit. Tp. HCM: Trẻ, 1999.

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