Gaya APA
Perrin, Porter G.. (1965).
Writer's guide and index to english (text).
America:
Scott Foresman and Company.
Gaya Chicago
Perrin, Porter G..
Writer's guide and index to english.
text
America:
Scott Foresman and Company,
1965.
Tesis.
Gaya MLA
Perrin, Porter G..
Writer's guide and index to english.
text
America:
Scott Foresman and Company,
1965.
Tesis.
Gaya Turabian
Perrin, Porter G..
Writer's guide and index to english.
text
America:
Scott Foresman and Company,
1965.
Tesis.