The Library collection is arranged by the Library of Congress Classification system. Once you know the general area where books on your topic are kept, it can be very effective to browse the shelves. How to read a call number
Aesthetics—Religious aspects—Christianity
Kingdom of God—History of doctrines
Imagination—Religious aspects—Christianity
Kingdom of God—Biblical teaching
Fujimura, Makoto,—1960-—Ethics
Fujimura, Makoto,—1960-—Philosophy