Dialogues concerning natural religion and the posthumous essays, Of the immortality of the soul and Of suicide

by Hume, David 1711-1776.
Published 1980

God & philosophy

by Flew, Antony Garrard Newton 1923-
Published 1966

The world and the individual

by Royce, Josiah 1855-1916.
Published 1959

Through nature to God

by Fiske, John 1842-1901.
Published 1899