Gaya APA
Peterson, Willis. (1971).
Principles of Economics : Micro .
Illinois:
Richard D. Irwin, Inc.
Gaya Chicago
Peterson, Willis.
Principles of Economics : Micro.
Illinois:
Richard D. Irwin, Inc,
1971.
Buku Teks.
Gaya MLA
Peterson, Willis.
Principles of Economics : Micro.
Illinois:
Richard D. Irwin, Inc,
1971.
Buku Teks.
Gaya Turabian
Peterson, Willis.
Principles of Economics : Micro.
Illinois:
Richard D. Irwin, Inc,
1971.
Buku Teks.