Dyfyniad APA

Percentage of 25- to 29-year-olds Who Completed High School. US Department of Education.

Dyfyniad Arddull Chicago

Percentage of 25- to 29-year-olds Who Completed High School. US Department of Education.

Dyfyniad MLA

Percentage of 25- to 29-year-olds Who Completed High School. US Department of Education.

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