APA Format
Gray, Clive; Gray, Clive. (1985).
Pengantar evaluasi proyek / Clive Gray ... [et al.]
. Jakarta :: Gramedia,.
MLA Format
Gray, Clive; Gray, Clive.
Pengantar evaluasi proyek / Clive Gray ... [et al.]
. Jakarta :: Gramedia,, 1985
Chicago Format
Gray, Clive; Gray, Clive. Pengantar evaluasi proyek / Clive Gray ... [et al.]. Jakarta :: Gramedia,, 1985.