Dyfyniad APA

(1992). Pedoman Drainase Jalan Raya American Association Of State Highway Transportation Officials Diterj. Oleh Sutanto. UI.

Dyfyniad Arddull Chicago

Pedoman Drainase Jalan Raya American Association Of State Highway Transportation Officials Diterj. Oleh Sutanto. UI, 1992.

Dyfyniad MLA

Pedoman Drainase Jalan Raya American Association Of State Highway Transportation Officials Diterj. Oleh Sutanto. UI, 1992.

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