1. Apelbaum, J., 1991. Primary Energy Consumed in Australian Transport—The 1987/88 Review, Melbourne, Australia.
2. Apelbaum Consulting Group and Adam Pekol Consulting, 2004. Aggregate Emissions Data, Queensland Pilot. Prepared for the Department of Environment and Heritage.
3. Apelbaum, J., 1993. The Australian Transport Task and the Primary Energy Consumed—The 1990/91 Compendium, vols. A and B. Apelbaum Consulting Group Pty Ltd., Melbourne, Australia.
4. Apelbaum, J., 1997. Australian Transport Task, Energy Consumed and Greenhouse Gas Emissions, vol. B, Melbourne, Australia.
5. Apelbaum, J., 2005. Australian Transport Facts 2003. Apelbaum Consulting Group, Melbourne, Australia.