APA
Trzyna T. C. (., Osborn J. K., . (1995). A sustainable world: defining and measuring sustainable deve. Sacramento: ICEPP (International Centre for Environment and Public Polic.
Chicago
Trzyna Thaddeus C (ed), Osborn Julia K, . 1995. A sustainable world: defining and measuring sustainable deve. Sacramento: ICEPP (International Centre for Environment and Public Polic.
Harvard
Trzyna T. C. (., Osborn J. K., . (1995). A sustainable world: defining and measuring sustainable deve. Sacramento: ICEPP (International Centre for Environment and Public Polic.
MLA
Trzyna Thaddeus C (ed), Osborn Julia K, . A sustainable world: defining and measuring sustainable deve. Sacramento: ICEPP (International Centre for Environment and Public Polic. 1995.