Scharf, Greg (Personal Name)
Lee, P. Food for life, 1977 (a.e.) t.p. (Greg Scharf)
Scharf, Greg. Le défi de la prédication, 2014: title page (abrégé et mis à jour par Greg Scharf) page 4 of cover (Professor of Pastoral Theology at Trinity Evangelical Divinity School; also author of Prepared to preach and Relational preaching)
Email from author, November 11, 2014 (confirms he is also co-author of Food for life)
Let the earth hear his voice, 2015 : E-Cip t.p. (Greg R. Scharf) data view (b. May 12, 1948)