APA Style
Heady, Earl O.. (1972).
Agricultural production functions .
Lowa:
Lowa : The Lowa State University Press, 1960.
Chicago Style
Heady, Earl O..
Agricultural production functions.
Lowa:
Lowa : The Lowa State University Press, 1960,
1972.
Buku Teks.
MLA Style
Heady, Earl O..
Agricultural production functions.
Lowa:
Lowa : The Lowa State University Press, 1960,
1972.
Buku Teks.
Turabian Style
Heady, Earl O..
Agricultural production functions.
Lowa:
Lowa : The Lowa State University Press, 1960,
1972.
Buku Teks.