Παραπομπή APA

Lickorish, W. B. R. (1997). Introduction to knot theory. Springer.

Παραπομπή Chicago Style

Lickorish, W. B. Raymond. Introduction to Knot Theory. New York: Springer, 1997.

Παραπομπή MLA

Lickorish, W. B. Raymond. Introduction to Knot Theory. Springer, 1997.