Gaya APA
Fluck, Richard C.. (1980).
Agricultural energetics .
Westport:
Avi Publishing Company.
Gaya Chicago
Fluck, Richard C..
Agricultural energetics.
Westport:
Avi Publishing Company,
1980.
.
Gaya MLA
Fluck, Richard C..
Agricultural energetics.
Westport:
Avi Publishing Company,
1980.
.
Gaya Turabian
Fluck, Richard C..
Agricultural energetics.
Westport:
Avi Publishing Company,
1980.
.