Παραπομπή σε μορφή APA (7η εκδ.)

Sarmiento, A. M. (2002). Answering the dirty of promoting clear air. IN Chairman's corner [column]. MARID Agribusiness Digest.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Sarmiento, Angelito M. "Answering the Dirty of Promoting Clear Air. IN Chairman's Corner [column]." MARID Agribusiness Digest 2002.

Παραπομπή σε μορφή MLA (9th εκδ.)

Sarmiento, Angelito M. "Answering the Dirty of Promoting Clear Air. IN Chairman's Corner [column]." MARID Agribusiness Digest, 2002.