Gaya APA
Pugsley, Alfred. (1968).
The theory of suspension bridges .
:
Edward Arnold.
Gaya Chicago
Pugsley, Alfred.
The theory of suspension bridges.
:
Edward Arnold,
1968.
Text.
Gaya MLA
Pugsley, Alfred.
The theory of suspension bridges.
:
Edward Arnold,
1968.
Text.
Gaya Turabian
Pugsley, Alfred.
The theory of suspension bridges.
:
Edward Arnold,
1968.
Print.