Publisher : Christian Literature Society India

• Christianity and Muḥammadanism Gardner, W. R. W. London [u.a.] : Christian Literature Society for India, 1910

• The doctrine of man Gardner, W. R. W. London [u.a.] : Christian Literature Society for India, 1913

• Al- Ghazali Gardner, W. R. W. 1. ed., Madras [u.a.] : Christian Literature Society for India, 1919

• Miftáḥu'l-asrár Pfander, Karl Gottlieb London [u.a.] : Christian Literature Society for India, 1912

• The Qur'ánic doctrine of Salvation Gardner, W. R. W. London [u.a.] : Christian Literature Society for India, 1914

• The Qur'ánic doctrine of Sin Gardner, W. R. W. Madras [u.a.] : Christian Literature Society for India, 1914