Gaya APA
Encyclopedic Edition. (1976).
:
Grolier Incorporated .
Gaya Chicago
Encyclopedic Edition.
.
:
Grolier Incorporated ,
1976.
Buku.
Gaya MLA
Encyclopedic Edition.
.
:
Grolier Incorporated ,
1976.
Buku.
Gaya Turabian
Encyclopedic Edition.
:
Grolier Incorporated ,
1976.
Buku.