Gaya APA
Butler, L. (2017).
Longman academic writing series. 1, Sentences to paragraphs (2).
Hoboken, New Jersey:
Pearson.
Gaya MLA
Butler, Linda.
"Longman academic writing series. 1, Sentences to paragraphs".
2
Hoboken, New Jersey:
Pearson,
2017.
Text.