Cites del registre

Cita APA

Nguyễn Xiển. (1977). Vì sao nên dùng dương lịch. Hà Nội: Phổ Thông.

Chicago Style Citation

Nguyễn Xiển. Vì Sao Nên Dùng Dương Lịch. Hà Nội: Phổ Thông, 1977.

Cita MLA

Nguyễn Xiển. Vì Sao Nên Dùng Dương Lịch. Hà Nội: Phổ Thông, 1977.

Atenció: Aquestes cites poden no estar 100% correctes.