(1999). National integrated research, development and extension agenda for vegetables, 1999-2004. s.n.
Chicago (17e ed.) BronvermeldingNational Integrated Research, Development and Extension Agenda for Vegetables, 1999-2004. [S.l: s.n, 1999.
MLA (9e ed.) BronvermeldingNational Integrated Research, Development and Extension Agenda for Vegetables, 1999-2004. s.n, 1999.
Let op: Deze citaties zijn niet altijd 100% accuraat.