APA-ийн эшлэл(7 дахь хэвлэлт)

Ellet William. (2007). Case Study Handbook: How to Read , Diacuss and Write Persuasively About Cases. HBR.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Ellet William. Case Study Handbook: How to Read , Diacuss and Write Persuasively About Cases. USA: HBR, 2007.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Ellet William. Case Study Handbook: How to Read , Diacuss and Write Persuasively About Cases. HBR, 2007.