American Association of School Administrators. (1953). American school curriculum: Thirty-first yearbook. [s.n.].
Chicago (17e ed.) BronvermeldingAmerican Association of School Administrators. American School Curriculum: Thirty-first Yearbook. Washington: [s.n.], 1953.
MLA (9e ed.) BronvermeldingAmerican Association of School Administrators. American School Curriculum: Thirty-first Yearbook. [s.n.], 1953.
Let op: Deze citaties zijn niet altijd 100% accuraat.