Gaya APA
An Introduction to Descriptive Linguistics . (1961).
London:
[s.n.].
Gaya Chicago
An Introduction to Descriptive Linguistics .
.
London:
[s.n.],
1961.
Text.
Gaya MLA
An Introduction to Descriptive Linguistics .
.
London:
[s.n.],
1961.
Text.
Gaya Turabian
An Introduction to Descriptive Linguistics .
London:
[s.n.],
1961.
Print.