APA (7th ed.) Citation

P.R. Irwin. (1984). The origin education & development of environmental - A world perspective. Environmental Association of Southern Africa.

Chicago Style (17th ed.) Citation

P.R. Irwin. The Origin Education & Development of Environmental - A World Perspective. Environmental Association of Southern Africa, 1984.

MLA (9th ed.) Citation

P.R. Irwin. The Origin Education & Development of Environmental - A World Perspective. Environmental Association of Southern Africa, 1984.

Warning: These citations may not always be 100% accurate.