APA
Engel J. Ronald (ed.), . (1992). Ethics of environment and development : global challenge and international response. : BELHAVEN PRESS.
Chicago
Engel J. Ronald (ed.), . 1992. Ethics of environment and development : global challenge and international response. : BELHAVEN PRESS.
Harvard
Engel J. Ronald (ed.), . (1992). Ethics of environment and development : global challenge and international response. : BELHAVEN PRESS.
MLA
Engel J. Ronald (ed.), . Ethics of environment and development : global challenge and international response. : BELHAVEN PRESS. 1992.