APA citiranje

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

Chicago Style (17th ed.) Citation

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

MLA citiranje

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