Dyfyniad APA

University of the Philippines (Diliman). Science Education Center. (1971). Practical chemistry for secondary schools. s.n.

Dyfyniad Arddull Chicago

University of the Philippines (Diliman). Science Education Center. Practical Chemistry for Secondary Schools. [Quezon City: s.n, 1971.

Dyfyniad MLA

University of the Philippines (Diliman). Science Education Center. Practical Chemistry for Secondary Schools. s.n, 1971.

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