Gaya APA
Robins, Bill. (1982).
An A-Z of gems and Jewelry .
New York:
Arco Publishing, Inc.
Gaya Chicago
Robins, Bill.
An A-Z of gems and Jewelry.
New York:
Arco Publishing, Inc,
1982.
.
Gaya MLA
Robins, Bill.
An A-Z of gems and Jewelry.
New York:
Arco Publishing, Inc,
1982.
.
Gaya Turabian
Robins, Bill.
An A-Z of gems and Jewelry.
New York:
Arco Publishing, Inc,
1982.
.