Dyfyniad APA

Wood, R. (1954). Population estimate of Arizona counties. Arizona State College.

Dyfyniad Arddull Chicago

Wood, Richard. Population Estimate of Arizona Counties. Tempe: Arizona State College, 1954.

Dyfyniad MLA

Wood, Richard. Population Estimate of Arizona Counties. Arizona State College, 1954.

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