Gaya APA
Chafe, W, L. (1968).
Project on linguistic analysis : Report second series, no. 6 : April 1968 .
Berkeley:
University of California.
Gaya MLA
Chafe, Wallace, L..
"Project on linguistic analysis : Report second series, no. 6 : April 1968".
Berkeley:
University of California,
1968.
Text.