Cofnodi Dyfyniadau

Dyfyniad APA
Bloom, M. (1980). Life span development: Bases for preventive and interventive helping. Macmillan.
Dyfyniad Arddull Chicago
Bloom, Martin. Life Span Development: Bases for Preventive and Interventive Helping. New York: Macmillan, 1980.
Dyfyniad MLA
Bloom, Martin. Life Span Development: Bases for Preventive and Interventive Helping. Macmillan, 1980.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.