Cita APA

Huỳnh Thị Hồng Hạnh. (2012). An Investigation into Modals English Business Letter.

Chicago Style Citation

Huỳnh Thị Hồng Hạnh. An Investigation Into Modals English Business Letter. 2012.

Cita MLA

Huỳnh Thị Hồng Hạnh. An Investigation Into Modals English Business Letter. 2012.

Atenció: Aquestes cites poden no estar 100% correctes.