APA (7e ed.) Bronvermelding

(2000). Preprimary Enrollment Rates. U.S. Department of Education.

Chicago (17e ed.) Bronvermelding

Preprimary Enrollment Rates. U.S. Department of Education, 2000.

MLA (9e ed.) Bronvermelding

Preprimary Enrollment Rates. U.S. Department of Education, 2000.

Let op: Deze citaties zijn niet altijd 100% accuraat.