Gaya APA

Tsinker, G, P. (2004). (PASCA - TEKNIK SIPIL) Portengineering : Planning, Construction, Maintenance and Security (1). New Jersey: John Wiley & Sons, Inc..

Gaya MLA

Tsinker, Gregory, P.. "(PASCA - TEKNIK SIPIL) Portengineering : Planning, Construction, Maintenance and Security". 1 New Jersey: John Wiley & Sons, Inc., 2004. .