Gaya APA

Schweingruber, H, A., Fenichel, M. (2010). Surrounded by science: learning science in informal environments . dcu: National Academies Press.

Gaya MLA

Schweingruber, Heidi, A.., Fenichel, Marilyn.. "Surrounded by science: learning science in informal environments". dcu: National Academies Press, 2010. Buku.