(500) days of summer [poster].
Chicago Style (17th ed.) Citation(500) Days of Summer [poster].
MLA引文(500) Days of Summer [poster].
警告：這些引文格式不一定是100％准確.
APA引文
(500) days of summer [poster].
Chicago Style (17th ed.) Citation(500) Days of Summer [poster].
MLA引文(500) Days of Summer [poster].