Gaya APA
Delorit, Richard J., Ahlgren, Henry L.. (1967).
Crop production Richard J. Delorit [and] Henry L. Ahlgren (3rd ed.).
Englewood Cliffs:
Prentice Hall.
Gaya Chicago
Delorit, Richard J., Ahlgren, Henry L..
Crop production Richard J. Delorit [and] Henry L. Ahlgren.
3rd ed.
Englewood Cliffs:
Prentice Hall,
1967.
Text.
Gaya MLA
Delorit, Richard J., Ahlgren, Henry L..
Crop production Richard J. Delorit [and] Henry L. Ahlgren.
3rd ed.
Englewood Cliffs:
Prentice Hall,
1967.
Text.
Gaya Turabian
Delorit, Richard J., Ahlgren, Henry L..
Crop production Richard J. Delorit [and] Henry L. Ahlgren.
3rd ed.
Englewood Cliffs:
Prentice Hall,
1967.
Print.