Helen Sykes

If It Doesn't Directly Affect You, You Don't Think About It’: a qualitative study of young people's environmental attitudes in two Australian cities

John Fien, David Yencken, John Francis Fien, 1999 .

Young people and the environment: An Asia-Pacific perspective, vol. 1

John Fien, David Yencken, Helen Sykes, 2002 .

Environment, education, and society in the Asia-Pacific: local traditions and global discourses

John Fien, David Yencken, John Francis Fien, 2000 .