Gaya APA
Barrows, Qilliame E.. (1951).
Light Photometry And illuminating Engineering (3rd ed.).
New York:
Mcgraw Hill Book Company.Inc.
Gaya Chicago
Barrows, Qilliame E..
Light Photometry And illuminating Engineering.
3rd ed.
New York:
Mcgraw Hill Book Company.Inc,
1951.
Text.
Gaya MLA
Barrows, Qilliame E..
Light Photometry And illuminating Engineering.
3rd ed.
New York:
Mcgraw Hill Book Company.Inc,
1951.
Text.
Gaya Turabian
Barrows, Qilliame E..
Light Photometry And illuminating Engineering.
3rd ed.
New York:
Mcgraw Hill Book Company.Inc,
1951.
Print.