APA (7th ed.) Citation

Ikonomou, C. P., & Pacchione, D. B. (1999). Environmental key contacts and information sources. Government Institutes.

Chicago Style (17th ed.) Citation

Ikonomou, Charlene P., and Diane B. Pacchione. Environmental Key Contacts and Information Sources. Rockvill, Md.: Government Institutes, 1999.

MLA (9th ed.) Citation

Ikonomou, Charlene P., and Diane B. Pacchione. Environmental Key Contacts and Information Sources. Government Institutes, 1999.