Gaya APA
Case, Karl E., Oster, Sharon E., Fair, Ray C.. (2017).
Principles of economics (12e).
Boston:
Pearson Education.
Gaya Chicago
Case, Karl E., Oster, Sharon E., Fair, Ray C..
Principles of economics.
12e
Boston:
Pearson Education,
2017.
Buku.
Gaya MLA
Case, Karl E., Oster, Sharon E., Fair, Ray C..
Principles of economics.
12e
Boston:
Pearson Education,
2017.
Buku.
Gaya Turabian
Case, Karl E., Oster, Sharon E., Fair, Ray C..
Principles of economics.
12e
Boston:
Pearson Education,
2017.
Buku.