APA (7e ed.) Bronvermelding

Humpty Dumpty Magazine. Children's Better Health Institute.

Chicago (17e ed.) Bronvermelding

Humpty Dumpty Magazine. Children's Better Health Institute.

MLA (9e ed.) Bronvermelding

Humpty Dumpty Magazine. Children's Better Health Institute.

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