Robert Hecker

By Michel Syrett, Patricia Leighton, Robert Hecker, Peter Holland

By David Hecker, Stephen Andrilli

By Terry S Trepper, Anne Strozier, Joyce E Carpenter, Lorna L Hecker

By Rachel Bedard, Lorna Hecker

Edited By Lorna L Hecker, Catherine Ford Sori

Edited By Sharon Hecker, Peter J. Karol

Edited By Megan J. Murphy, Lorna Hecker

Edited By Catherine Ford Sori, Lorna Hecker, Molli E. Bachenberg

By Terry S Trepper, Charles E Campbell, Mark O'Dell, Lorna L Hecker

Edited By Lorna L Hecker, Sharon A. Deacon

By Catherine Ford Sori, Lorna L. Hecker

Edited By Joseph L. Wetchler, Lorna L. Hecker