1. Spaling, H; Zwier, J; Kupp, D. 2001.

Earthkeeping and the Poor: Assessing the Environmental Sustainability of Development Projects
PSCF 53(3):142-151. CELD ID 14975. Full text link available.

2. Spaling, H. 1998.

Book review: Environmental Stewardship: Images From Popular Culture by Dorothy J. Howell
PSCF 50(4):. CELD ID 14604. Full text link available.

3. Spaling, H; Dekker, A. 1996.

Cultural Sustainable Development: Concepts and Principles
PSCF 48(4):230-241. CELD ID 13900. Full text link available.

4. Spaling, H. 1996.

Book review: Living Within Limits: Ecology, Economics, and Population Taboos by Garrett Hardin
PSCF 48(1):. CELD ID 14025. Full text link available.

5. Spaling, H. 1992.

Book review: Project Earth: Preserving The World God Created by William B. Badke
PSCF 44(1):67. CELD ID 13553. Full text link available.

6. Spaling, HH. 1982.

Land and Life: The Threatened Link
JASA 34(4):212-218. CELD ID 1198. Full text link available.