APA (7e ed.) Bronvermelding

Waddington, C. H. (1968). Towards a theoretical biology: An IUBS symposium / ed. by C. H. Waddington. International Union of Biological Sciences. Edinburgh Univ. Press.

Chicago (17e ed.) Bronvermelding

Waddington, Conrad H. Towards a Theoretical Biology: An IUBS Symposium / Ed. by C. H. Waddington. International Union of Biological Sciences. Edinburgh: Edinburgh Univ. Press, 1968.

MLA (8e ed.) Bronvermelding

Waddington, Conrad H. Towards a Theoretical Biology: An IUBS Symposium / Ed. by C. H. Waddington. International Union of Biological Sciences. Edinburgh Univ. Press, 1968.