APA引文

(1981). NPC self-sustaining by 1985. Bulletin Today.

芝加哥风格引文

"NPC Self-sustaining by 1985." Bulletin Today 1981.

MLA引文

"NPC Self-sustaining by 1985." Bulletin Today, 1981.

警告：这些引文格式不一定是100％准确.