APA (7e ed.) Bronvermelding

Não informado. (1905). School science and mathematics. School Science and Mathematics Association.

Chicago (17e ed.) Bronvermelding

Não informado. School Science and Mathematics. Menasha, Wis: School Science and Mathematics Association, 1905.

MLA (8e ed.) Bronvermelding

Não informado. School Science and Mathematics. School Science and Mathematics Association, 1905.

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