This is only a small sample of the useful books you can find by using the following search:
Bible. N.T. John --Commentaries
Feel free to paste this in library catalog search box and change the dropdown search option to SUBJECT HEADINGS. You can also remove the "--Commentaries" portion as there are a number of subheadings under main "Bible. N.T. John" heading.
'Mysticism' in the Gospel of John: an inquiry into its background by 
The Aramaic Origin of the Fourth Gospel by 
Befriending the beloved disciple: a Jewish reading of the Gospel of John by 
Christianity and Rabbinic Judaism by 
Courting betrayal : Jesus as victim in the Gospel of John by 
Dining with John : communal meals and identity formation in the Fourth Gospel and its historical and cultural context by 
Divine Sabbath Work by 
Feasts in John : Jewish festivals and Jesus' "hour" in the Fourth Gospel by 
History of Biblical Interpretation: a reader by 
Jewish Law in Gentile Churches by 
The John you never knew : decoding the Fourth Gospel by 
The Missing Jesus by 
Stone and Dung, Oil and Spit: Jewish Daily Life in the Time of Jesus by 
Studies in Rabbinic Judaism and Early Christianity by 
The symbol of water in the Gospel of John by