Style de citation APA

Rachel Spack Koch. (1997). Focus on grammar (Workbook): An advanced course for reference and practice,Ngữ pháp Longman trình độ cao cấp. Tp. HCM: Nxb. Tp. HCM.

Style de citation Chicago

Rachel Spack Koch. Focus On Grammar (Workbook): An Advanced Course for Reference and Practice,Ngữ Pháp Longman Trình độ Cao Cấp. Tp. HCM: Nxb. Tp. HCM, 1997.

Style de citation MLA

Rachel Spack Koch. Focus On Grammar (Workbook): An Advanced Course for Reference and Practice,Ngữ Pháp Longman Trình độ Cao Cấp. Tp. HCM: Nxb. Tp. HCM, 1997.

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