You could start with a Simple Search in WorldCat, our library catalogue:
Go to the Description of relevant books and scroll down to the Subjects field. Take note of relevant subject headings.
Useful Subject Headings & keywords:
AND finds all terms
OR finds either term
christian* finds any ending
Then try an Advanced Search in WorldCat using keywords from the Subject headings found in the Descriptions of relevant books:
Peter Turkstra Library, Redeemer University , 777 Garner Road East, Ancaster, ON, L9K 1J4, Canada Circulation Desk Telephone: 905.648.2139 ext. 4266, Email: email@example.com