Gaya APA

Brown, S. (1999). (FIK - SISTEM INFORMASI - TEKNIK INFORMATIKA) Implementing virtual private networks (1). United State of America: McGraw-Hill Book Company.

Gaya MLA

Brown, Steven. "(FIK - SISTEM INFORMASI - TEKNIK INFORMATIKA) Implementing virtual private networks". 1 United State of America: McGraw-Hill Book Company, 1999. TEXT.