Gaya APA

Nathanson, J, A. et al (c2011). Surveying fundamentals and practices (6th ed.). New York: Pearson/Prentice Hall.

Gaya MLA

Nathanson, Jerry, A.. et al. "Surveying fundamentals and practices". 6th ed. New York: Pearson/Prentice Hall, c2011. Buku.