APA Style
Wilson, R. Trevor. (1987).
Livestock production systems .
:
.
Chicago Style
Wilson, R. Trevor.
Livestock production systems.
:
,
1987.
.
MLA Style
Wilson, R. Trevor.
Livestock production systems.
:
,
1987.
.
Turabian Style
Wilson, R. Trevor.
Livestock production systems.
:
,
1987.
.