Gaya APA
Simmonds, N.W.. (1979).
Principles of crop improvement (text).
England:
Longman Group.
Gaya Chicago
Simmonds, N.W..
Principles of crop improvement.
text
England:
Longman Group,
1979.
Tesis.
Gaya MLA
Simmonds, N.W..
Principles of crop improvement.
text
England:
Longman Group,
1979.
Tesis.
Gaya Turabian
Simmonds, N.W..
Principles of crop improvement.
text
England:
Longman Group,
1979.
Tesis.