APA引文

(1989). Proceedingsweed science society I of the twelfth Asia-Pacific conference: Seoul Republic of Korea august 21 - 26, 1989. Seoul: Asia-Pacific weed science society.

Trích dẫn kiểu Chicago

Proceedingsweed Science Society I of the Twelfth Asia-Pacific Conference: Seoul Republic of Korea August 21 - 26, 1989. Seoul: Asia-Pacific weed science society, 1989.

MLA引文

Proceedingsweed Science Society I of the Twelfth Asia-Pacific Conference: Seoul Republic of Korea August 21 - 26, 1989. Seoul: Asia-Pacific weed science society, 1989.