Gaya APA

Phillips, E, M., Pugh, D. (1987). (TEKNIK SIPIL 2) How To Get a PhD : A Handbook for Students and Their Supervisors (2). buckingham: Open University Press.

Gaya MLA

Phillips, Estelle, M.., Pugh, D.S. "(TEKNIK SIPIL 2) How To Get a PhD : A Handbook for Students and Their Supervisors". 2 buckingham: Open University Press, 1987. .