Gaya APA

Life-cycle assessment : inventory guidelines and principles / B.W. Vigon ... [et al.]. (1994). : Boca Raton, Fla. : Lewis Publishers.

Gaya MLA

Life-cycle assessment : inventory guidelines and principles / B.W. Vigon ... [et al.]. . : Boca Raton, Fla. : Lewis Publishers, 1994. Text.