SOUTH WATER PUB. (2000). LOOK & LEARN NUMBERS A FIRST POINT & SAY BOOK. SOUTH WATER PUB.
Chicago (17e ed.) BronvermeldingSOUTH WATER PUB. LOOK & LEARN NUMBERS A FIRST POINT & SAY BOOK. HONG KONG: SOUTH WATER PUB, 2000.
MLA (9e ed.) BronvermeldingSOUTH WATER PUB. LOOK & LEARN NUMBERS A FIRST POINT & SAY BOOK. SOUTH WATER PUB, 2000.
Let op: Deze citaties zijn niet altijd 100% accuraat.