Παραπομπή APA

Causey, R. L. (2010). Logic, sets and recursion (2nd ed.). Jones and Bartlett.

Παραπομπή Chicago Style

Causey, Robert L. Logic, Sets and Recursion. 2nd ed. Sudbury: Jones and Bartlett, 2010.

Παραπομπή MLA

Causey, Robert L. Logic, Sets and Recursion. 2nd ed. Jones and Bartlett, 2010.