Dyfyniad APA
Landorf, J. (1978). The high cost of growing. Thomson Nelson.
Dyfyniad Arddull Chicago
Landorf, Joyce. The High Cost of Growing. New York: Thomson Nelson, 1978.
Dyfyniad MLA
Landorf, Joyce. The High Cost of Growing. Thomson Nelson, 1978.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.