Catholic Encyclopedia: Jonah 
Commentary on the Biblical prophet from the traditional Catholic perspective.
http://www.newadvent.org/cathen/08497b.htmYonah (Jonah)
The text of the Book of Jonah in Hebrew and English translation.
http://www.hareidi.org/bible/Jonah.htm
Jewish Encyclopedia: Jonah
Overview of the reluctant prophet from the traditional Jewish perspective, including Talmudic commentary.
http://www.jewishencyclopedia.com/view.jsp?artid=388&letter=J
Prophet Jonah (Yunus)
The traditional Muslim view of the Biblical prophet, with Koranic references.
http://www.angelfire.com/on/ummiby1/jonah.html
The Repentance of Nineveh
Rabbinic commentary interpreting Jonah's reluctance to preach to the Ninevites as misguided patriotism.
http://www.ucalgary.ca/~elsegal/Shokel/950921_Jonah.html
Jonah
Profile of the prophet from a joint Lutheran and Catholic bible study project.
http://www.aboutbibleprophecy.com/p32.htm
The Minor Prophets: Jonah
Historical and spiritual overview of the Biblical prophet.
http://www.zianet.com/maxey/Proph8.htm
Book of Jonah
Overview of the reluctant prophet's life from an 1897 Christian source.
http://en.wikipedia.org/wiki/Book_of_Jonah
