His first book, New Testament Documents: Are They Reliable? (1943), was voted by the American evangelical periodical Christianity Today in 2006 as one of the top 50 books "which had shaped evangelicals".
Buku pertamanya, New Testament Documents: Are They Reliable? (1943), diberi voting oleh American evangelical periodical Christianity Today pada tahun 2006 sebagai salah satu buku 50 terbaik "yang membentuk evangelikal".