Gaya APA
LEITMEANN, J, L. (1993).
Environmental management and urban development in the third world: .
Ann Arbor, MI:
University microfilms international (UMI). Dissert.
Gaya MLA
LEITMEANN, Joseph, Lloyd.
"Environmental management and urban development in the third world:".
Ann Arbor, MI:
University microfilms international (UMI). Dissert,
1993.
Buku.