APA
Young M. D., Ishwaran N. & Organizacja Narodów Zjednoczonych. (1989). Human investment and resource use: a new research orientation at the environment/economics interface. Paris: United Nations.
Chicago
Young Michael Denis, Ishwaran Natarajan and Organizacja Narodów Zjednoczonych. 1989. Human investment and resource use: a new research orientation at the environment/economics interface. Paris: United Nations.
Harvard
Young M. D., Ishwaran N. and Organizacja Narodów Zjednoczonych. (1989). Human investment and resource use: a new research orientation at the environment/economics interface. Paris: United Nations.
MLA
Young Michael Denis, Ishwaran Natarajan and Organizacja Narodów Zjednoczonych. Human investment and resource use: a new research orientation at the environment/economics interface. Paris: United Nations. 1989.