North South University Library OPACEnvironmental ethics :
Rolston, Holmes
Environmental ethics : duties to and values in the natural world / Holmes Rolston - Philadelphia : Temple University Press, c1988. - xiii, 391 p. ; ill. ; 23 cm. - Ethics and action .
0877226288
Human ecology
moral and ethical aspects
GF80 / .R64 1988
179.1 / R755e
Environmental ethics : duties to and values in the natural world / Holmes Rolston - Philadelphia : Temple University Press, c1988. - xiii, 391 p. ; ill. ; 23 cm. - Ethics and action .
0877226288
Human ecology
moral and ethical aspects
GF80 / .R64 1988
179.1 / R755e