APA Style

Macmillan, ., Kerrod, R. (1991). Macmillan Encyclopedia of Science 2 : The Heavens Stars. Galaxies and The Solar System . New York: MCMILLAN.

MLA Style

Macmillan, ., Kerrod, Rabin.. "Macmillan Encyclopedia of Science 2 : The Heavens Stars. Galaxies and The Solar System". New York: MCMILLAN, 1991. Buku.