Não informado. (1957). Tobacco abstracts: Citations and abstracts; world literature onnicotiana. Tobacco Literature Service.
Chicago Style (17. basım) AtıfNão informado. Tobacco Abstracts: Citations and Abstracts; World Literature Onnicotiana. Raleigh, NC: Tobacco Literature Service, 1957.
MLA (8th ed.) AtıfNão informado. Tobacco Abstracts: Citations and Abstracts; World Literature Onnicotiana. Tobacco Literature Service, 1957.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..