APA引文

Vavilor,Nicolay Ivanorich. (1997). Five continents. IPGRI.

Chicago Edition Citation

Vavilor,Nicolay Ivanorich. Five Continents. Rome: IPGRI, 1997.

MLA引文

Vavilor,Nicolay Ivanorich. Five Continents. IPGRI, 1997.

警告：这些引文格式不一定是100％准确.