The choice of a life-work :
the opportunities of the ministry /
Earl Morse Wilbur.
Wilbur, E. Morse. (1906). The choice of a life-work: the opportunities of the ministry. San Francisco: The Murdock Press.
Wilbur, Earl Morse, 1866-1956. The Choice of a Life-work: the Opportunities of the Ministry. San Francisco: The Murdock Press, 1906.
Warning: These citations may not always be complete (especially for serials).