Dyfyniad APA

International Rice Reasearch Institute. (1999). Program report for 1998. Philippines: IRRI.

Dyfyniad Arddull Chicago

International Rice Reasearch Institute. Program Report for 1998. Philippines: IRRI, 1999.

Dyfyniad MLA

International Rice Reasearch Institute. Program Report for 1998. Philippines: IRRI, 1999.

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