Gaya APA
Richardson, John G.. (1973).
PRECAST CONCRETE PRODUCTION .
London:
Cement and Concrete Association.
Gaya Chicago
Richardson, John G..
PRECAST CONCRETE PRODUCTION.
London:
Cement and Concrete Association,
1973.
Text.
Gaya MLA
Richardson, John G..
PRECAST CONCRETE PRODUCTION.
London:
Cement and Concrete Association,
1973.
Text.
Gaya Turabian
Richardson, John G..
PRECAST CONCRETE PRODUCTION.
London:
Cement and Concrete Association,
1973.
Print.