Which religious book publisher is known for its distinctive navy blue covers and is famous for being the oldest continuously operating publishing house in the world?

In the intersection of faith and commerce, religious book publishers play a crucial role in spreading spiritual teachings worldwide. These publishers have developed unique brand positioning that appeals to specific faith communities while maintaining their spiritual integrity. Test your knowledge about these influential companies that have shaped religious literature and philosophical discourse throughout history.

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Cambridge University Press (est. 1534)
Oxford University Press (est. 1586)
Zondervan (est. 1931)
Thomas Nelson (est. 1798)