A concise introduction to world religionsRoy C. Amore, Willard Gurdon Oxtoby, Amir Hussain, Alan F. Segal · First published 2015Open the Tome
Moral enlightenmentGottfried Wilhelm Leibniz, Julia Ching, Willard Gurdon Oxtoby · First published 1992Open the Tome
Sikh history and religion in the twentieth centuryJoseph T. O'Connell, Milton Israel, Willard Gurdon Oxtoby, McLeod, W. H., Grewal, J. S. · First published 1990Open the Tome
Ancient Iran and Zoroastrianism in FestschriftenWillard Gurdon Oxtoby · First published 1973Open the Tome
