APA (7e ed.) Bronvermelding

Chamberlain, J. M. (1965). Planetas, estrellas y espacio = planets, stars and space. Creative Educational Society, Inc.

Chicago (17e ed.) Bronvermelding

Chamberlain, Joseph Miles. Planetas, Estrellas Y Espacio = Planets, Stars and Space. Minnesota: Creative Educational Society, Inc, 1965.

MLA (9e ed.) Bronvermelding

Chamberlain, Joseph Miles. Planetas, Estrellas Y Espacio = Planets, Stars and Space. Creative Educational Society, Inc, 1965.