APA aipamena

(1977). Chromenes, Chromanones, and Chromones. USA: John Wiley and Sons.

Chicago Style aipamena

Chromenes, Chromanones, and Chromones. USA: John Wiley and Sons, 1977.

MLA aipamena

Chromenes, Chromanones, and Chromones. USA: John Wiley and Sons, 1977.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.