Dyfyniad APA

Sevilla, A. V. (1961). Current practices in school athletics in fourteen public secondary schools in Manila. s.n.].

Dyfyniad Arddull Chicago

Sevilla, Aurora Villacorta. Current Practices in School Athletics in Fourteen Public Secondary Schools in Manila. [Quezon City: s.n.], 1961.

Dyfyniad MLA

Sevilla, Aurora Villacorta. Current Practices in School Athletics in Fourteen Public Secondary Schools in Manila. s.n.], 1961.

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