Dyfyniad APA

Wray, W. K. (1986). Measuring Engineering Properties of Soil. Prentice-Hall of India.

Dyfyniad Arddull Chicago

Wray, Warren K. Measuring Engineering Properties of Soil. Englewood: Prentice-Hall of India, 1986.

Dyfyniad MLA

Wray, Warren K. Measuring Engineering Properties of Soil. Prentice-Hall of India, 1986.

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