APA Style
BACH, G, L. et al
(1966).
Microeconomics : a Programmed Book
(
1)
.
Englewood Clift:
Prentice-Hall.
MLA Style
BACH, GEORGE, LELAND. et al.
"Microeconomics : a Programmed Book".
1
Englewood Clift:
Prentice-Hall,
1966.
Text.