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Gaya APA
Shop Theory. (1955).
New York:
McGraw-Hill Book Company.
Gaya Chicago
Shop Theory.
.
New York:
McGraw-Hill Book Company,
1955.
Text.
Gaya MLA
Shop Theory.
.
New York:
McGraw-Hill Book Company,
1955.
Text.
Gaya Turabian
Shop Theory.
New York:
McGraw-Hill Book Company,
1955.
Print.