APA (7e ed.) Bronvermelding

Ashall, F. (1994). Remarkable discoveries! Cambridge University Press.

Chicago (17e ed.) Bronvermelding

Ashall, Frank. Remarkable Discoveries! Cambridge [England] ; New York, NY, USA: Cambridge University Press, 1994.

MLA (8e ed.) Bronvermelding

Ashall, Frank. Remarkable Discoveries! Cambridge University Press, 1994.