In 2009, Penina published her first book, Coming Full Circle: A Jewish Woman's Journey through Christianity and Back, which narrates her spiritual journey through Evangelical Christianity, Messianic Judaism, and finally Orthodox Judaism.
2009 veröffentlichte Penina ihr erstes Buch, Coming Full Circle: A Jewish Woman's Journey through Christianity and Back, in dem sie ihre spirituelle Reise über das evangelikale Christentum und das Messianische Judentum zum Orthodoxen Judentum schildert.