Gaya APA
Leach, Cliff. (1994).
Alpha : a strategic review .
New York:
Prentice Hall.
Gaya Chicago
Leach, Cliff.
Alpha : a strategic review.
New York:
Prentice Hall,
1994.
Text.
Gaya MLA
Leach, Cliff.
Alpha : a strategic review.
New York:
Prentice Hall,
1994.
Text.
Gaya Turabian
Leach, Cliff.
Alpha : a strategic review.
New York:
Prentice Hall,
1994.
Print.