APA引文

(2013). WORLD BOOK OF ENCYCLOPAEDIA VOL.XXI -W-X-Y-Z. WorLD BOOK, CHICAGO.

Chicago Edition Citation

WORLD BOOK OF ENCYCLOPAEDIA VOL.XXI -W-X-Y-Z. UNITED STATES: WorLD BOOK, CHICAGO, 2013.

MLA引文

WORLD BOOK OF ENCYCLOPAEDIA VOL.XXI -W-X-Y-Z. WorLD BOOK, CHICAGO, 2013.

警告：這些引文格式不一定是100％准確.