Dyfyniad APA

Itchon, R., & Itchon, S. (2013). Free seminars. IN Natural farming [column]. Agriculture.

Dyfyniad Arddull Chicago

Itchon, Rey, and Sandy Itchon. "Free Seminars. IN Natural Farming [column]." Agriculture 2013.

Dyfyniad MLA

Itchon, Rey, and Sandy Itchon. "Free Seminars. IN Natural Farming [column]." Agriculture, 2013.

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