竭宝峰主编. (2009). 科技难题百科. 辽海出版社.
Chicago Style (17th ed.) Citation竭宝峰主编. 科技难题百科. 辽海出版社, 2009.
MLA (8th ed.) Citation竭宝峰主编. 科技难题百科. 辽海出版社, 2009.
Warning: These citations may not always be 100% accurate.
APA (7th ed.) Citation