APA Style
Vocke,Gary F., Heady,Earl O.. (1992).
Economic models of agricultural land conservation and environmental improvement. .
USA:
The Iowa state University Press.
Chicago Style
Vocke,Gary F., Heady,Earl O..
Economic models of agricultural land conservation and environmental improvement..
USA:
The Iowa state University Press,
1992.
Texts.
MLA Style
Vocke,Gary F., Heady,Earl O..
Economic models of agricultural land conservation and environmental improvement..
USA:
The Iowa state University Press,
1992.
Texts.
Turabian Style
Vocke,Gary F., Heady,Earl O..
Economic models of agricultural land conservation and environmental improvement..
USA:
The Iowa state University Press,
1992.
Texts.