Gaya APA
Bibliographic catalogue of fao publications 1945-1972. (1973).
Roma:
FAO..
Gaya Chicago
Bibliographic catalogue of fao publications 1945-1972.
.
Roma:
FAO.,
1973.
.
Gaya MLA
Bibliographic catalogue of fao publications 1945-1972.
.
Roma:
FAO.,
1973.
.
Gaya Turabian
Bibliographic catalogue of fao publications 1945-1972.
Roma:
FAO.,
1973.
.