Cofnodi Dyfyniadau

Dyfyniad APA

Trịnh Ngọc Chung. (1971). Kỹ nghệ xi măng tại Việt Nam [ Việt Nam Cộng Hòa ]. Sài Gòn: Học viện Quốc Gia Hành Chánh.

Dyfyniad Arddull Chicago

Trịnh Ngọc Chung. Kỹ Nghệ Xi Măng Tại Việt Nam [ Việt Nam Cộng Hòa ]. Sài Gòn: Học viện Quốc Gia Hành Chánh, 1971.

Dyfyniad MLA

Trịnh Ngọc Chung. Kỹ Nghệ Xi Măng Tại Việt Nam [ Việt Nam Cộng Hòa ]. Sài Gòn: Học viện Quốc Gia Hành Chánh, 1971.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.