APA Style
Hamel, P. et al (1985).
Flight mechanics laboratory (FML) project planning study (PPS) .
Indonesia, Germany:
BPP Teknologi, GTZ G.m.b.H dan DFVLR .v.
MLA Style
Hamel, Peter. et al.
"Flight mechanics laboratory (FML) project planning study (PPS)".
Indonesia, Germany:
BPP Teknologi, GTZ G.m.b.H dan DFVLR .v,
1985.
Buku.