Dyfyniad APA

FAO. (1999). FAO plant production and protection paper; N151: Seed policy and programmes for sub-Saharan Africa. Rome: FAO.

Dyfyniad Arddull Chicago

FAO. FAO Plant Production and Protection Paper; N151: Seed Policy and Programmes for Sub-Saharan Africa. Rome: FAO, 1999.

Dyfyniad MLA

FAO. FAO Plant Production and Protection Paper; N151: Seed Policy and Programmes for Sub-Saharan Africa. Rome: FAO, 1999.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.