Παραπομπή APA

Causey, R. L. (2006). Logic, sets, and recursion (2nd ed.). Jones and Bartlett Publishers.

Παραπομπή Chicago Style

Causey, Robert L. Logic, Sets, and Recursion. 2nd ed. Sudbury, Mass.: Jones and Bartlett Publishers, 2006.

Παραπομπή MLA

Causey, Robert L. Logic, Sets, and Recursion. 2nd ed. Jones and Bartlett Publishers, 2006.