Dyfyniad APA

Pulles, C. J. A. (1988). Drag reduction of turbulent boundary layers by means of grooved surfaces. s.n.].

Dyfyniad Arddull Chicago

Pulles, Cornelis Johannes Adrianus. Drag Reduction of Turbulent Boundary Layers by Means of Grooved Surfaces. [S.l.: s.n.], 1988.

Dyfyniad MLA

Pulles, Cornelis Johannes Adrianus. Drag Reduction of Turbulent Boundary Layers by Means of Grooved Surfaces. s.n.], 1988.

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