>>27 References

> Dentaku Otoko / Calculator Man

Densha otoko.

> NEET Kakumei - Mou Hatarakimashe... / The NEET Revolution - I won't work anymore...

Diet Kakumei - Mou Diet wa Hitsuyou Nai!- / The Diet Revolution - You don't need diet anymore!-

> Ashita e PIN-PON DASH / Doorbell prank to Tomorrow

Unknown. I believe it's not from certain title.

> Shissou Nikki Kai / Disappearance Diary Revision

Shissou Nikki /The Great Escape of the Comic Writer
http://plaza.bunka.go.jp/english/festival/sakuhin/index.html

> Chuunanbei no Arukikata / How to walk Central and South America

How to walk the World series are Japanese version of "Lonely Planet" series.

> Hajou Genron / The Argument on the Tooth

Hajou Genron / The Unduransce Argument
A critical book on Japanese subculture
http://www.hajou.org/hajou/

> Emangeribyon E-conte 1 / Emmangelivion Storyboard Vol.1

Neon Genesis Evangelion Storyboard Vol.1

> Kaitei Shinban Paso-com Yougo Jiten / Personal Computer Dictionary New Revised Edition.

Nikkei Paso-com Yougo Juten / Nikkei Personal Computer Dictionary

> Tsuushin Network Nyuumon / Learnning Communication Network
> LAN ga Wakaru Hon / Understanding LAN

No Particular Book.

From Battle scene

> Kanabun (Japanese drone beetle) treated the injury!

Reference to Mushiking game.
http://en.wikipedia.org/wiki/Mushiking

and Yuki's "book of this week" is...
Hadae no Shita / Under the Skin by Chouhei Kanbayashi (Sentou Yousei Yukikaze fame).
It's a sci-fi story about discommunication between human and machine.