Gaya APA
Lawrence, T. (1984).
Collection of crop germplasm .
Rome:
IBPGR Secretriat.
Gaya Chicago
Lawrence, T.
Collection of crop germplasm.
Rome:
IBPGR Secretriat,
1984.
Text.
Gaya MLA
Lawrence, T.
Collection of crop germplasm.
Rome:
IBPGR Secretriat,
1984.
Text.
Gaya Turabian
Lawrence, T.
Collection of crop germplasm.
Rome:
IBPGR Secretriat,
1984.
Print.