Gaya APA
Rickard, Graham. (1993).
Resources: Oil (Cet. 1.--).
New York:
A Wayland Book.
Gaya Chicago
Rickard, Graham.
Resources: Oil.
Cet. 1.--
New York:
A Wayland Book,
1993.
Text.
Gaya MLA
Rickard, Graham.
Resources: Oil.
Cet. 1.--
New York:
A Wayland Book,
1993.
Text.
Gaya Turabian
Rickard, Graham.
Resources: Oil.
Cet. 1.--
New York:
A Wayland Book,
1993.
Print.