Gaya APA
Asefa, Sisay. (2005).
The Economics of Sustainable Development (1st ed.).
Kalamazo:
Westnedge Avenue.
Gaya Chicago
Asefa, Sisay.
The Economics of Sustainable Development.
1st ed.
Kalamazo:
Westnedge Avenue,
2005.
Texts.
Gaya MLA
Asefa, Sisay.
The Economics of Sustainable Development.
1st ed.
Kalamazo:
Westnedge Avenue,
2005.
Texts.
Gaya Turabian
Asefa, Sisay.
The Economics of Sustainable Development.
1st ed.
Kalamazo:
Westnedge Avenue,
2005.
Texts.