Gaya APA

LIPSCHUTZ, S., LIPSON, M, L. (2007). Theory and Problems of DISCRETE MATHEMATICS (Third Edition). United States of America: McGraw-Hill.

Gaya MLA

LIPSCHUTZ, SEYMOUR., LIPSON, MARC, LARS. "Theory and Problems of DISCRETE MATHEMATICS". Third Edition United States of America: McGraw-Hill, 2007. eBook.