Gaya APA
DAY, J, V, D, L, -., SCHUYT, M, K, -. (1985).
COMMUNICATION FOR ENGINEERS .
JAKARTA:
REMAJA ROSDAKARYA.
Gaya MLA
DAY, J.M., VAN, DER, LAAN, -., SCHUYT, M.J., KLAVER, -.
"COMMUNICATION FOR ENGINEERS".
JAKARTA:
REMAJA ROSDAKARYA,
1985.
Prodi S1 Teknik Sipil.