- Author: John Ma Robert Parker Nikolaos Papazarkadas
- Language: English
- Year: 2009
- Author: Günter Neuberger, Michael Opperskalski, Yiannis Roubatis, Murray Waas, Steve Weissman, Karen Wynn, John Marks, Philip Agee
- Language: German
- Year: 1982
- Author: Robert F. Reardon, O. John Ma, James R. Mateer
- Language: English
- Year: 2010
- Author: Christopher J. Tuplin, John Ma
- Language: English
- Year: 2021
- Author: Christopher J. Tuplin, John Ma
- Language: English
- Year: 2020
- Author: Christopher J. Tuplin, John Ma
- Language: English
- Year: 2021
- Author: Judith E. Tintinalli, David Cline, O. John Ma, Rita Cydulka, Stephen Thomas, Dan Handel, Garth Meckler
- Language: English
- Year: 2012
- Author: David M. Cline O. John Ma
- Language: English
- Year: 2012