Gaya APA
Gibson, J.E.. (1968).
The Design of shell roofs (2nd ed).
London:
E & F.N. Spon.
Gaya Chicago
Gibson, J.E..
The Design of shell roofs.
2nd ed
London:
E & F.N. Spon,
1968.
Text.
Gaya MLA
Gibson, J.E..
The Design of shell roofs.
2nd ed
London:
E & F.N. Spon,
1968.
Text.
Gaya Turabian
Gibson, J.E..
The Design of shell roofs.
2nd ed
London:
E & F.N. Spon,
1968.
Print.