Dyfyniad APA

Quisumbing, F. A. The chemical engineer. Rotary Club of Manila.

Dyfyniad Arddull Chicago

Quisumbing, Francisco Arguelles. The Chemical Engineer. [Manila]: Rotary Club of Manila.

Dyfyniad MLA

Quisumbing, Francisco Arguelles. The Chemical Engineer. Rotary Club of Manila.

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