Dyfyniad APA

LOUCKS, D. P., STEDINGER, J. R., & HAITH, D. A. (1981). Water resource systems planning and analysis. Prentice-Hall.

Dyfyniad Arddull Chicago

LOUCKS, Daniel P., Jery R. STEDINGER, and Douglas A. HAITH. Water Resource Systems Planning and Analysis. Englewood Cliffs: Prentice-Hall, 1981.

Dyfyniad MLA

LOUCKS, Daniel P., et al. Water Resource Systems Planning and Analysis. Prentice-Hall, 1981.

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