Gaya APA
An Introduction to descriptive linguistics. (1961).
New York:
[s.n.].
Gaya Chicago
An Introduction to descriptive linguistics.
Ed. Revised.
New York:
[s.n.],
1961.
Text.
Gaya MLA
An Introduction to descriptive linguistics.
Ed. Revised.
New York:
[s.n.],
1961.
Text.
Gaya Turabian
An Introduction to descriptive linguistics.
New York:
[s.n.],
1961.
Print.