APA (7e ed.) Bronvermelding

Gasteren, A. J. M. v. (1990). On the shape of mathematical arguments. Springer-Verlag.

Chicago (17e ed.) Bronvermelding

Gasteren, A. J. M. van. On the Shape of Mathematical Arguments. Berlin ; New York: Springer-Verlag, 1990.

MLA (8e ed.) Bronvermelding

Gasteren, A. J. M. van. On the Shape of Mathematical Arguments. Springer-Verlag, 1990.