Gaya APA
Summers, George W, Peters, William S. (1985).
Basic statistics in business and economics (4e).
Belmont:
Wadsworth.
Gaya Chicago
Summers, George W, Peters, William S.
Basic statistics in business and economics.
4e
Belmont:
Wadsworth,
1985.
Buku.
Gaya MLA
Summers, George W, Peters, William S.
Basic statistics in business and economics.
4e
Belmont:
Wadsworth,
1985.
Buku.
Gaya Turabian
Summers, George W, Peters, William S.
Basic statistics in business and economics.
4e
Belmont:
Wadsworth,
1985.
Buku.