Polycarp, Mark, Yakubu Dauna, Salihu Musa, Joshua Ja’afaru, and Abdullateef Kola Ibrahim. 2015. “Analysis of Producer Price of Rice in Nigeria”. The International Journal of Science & Technoledge 3 (10). http://internationaljournalcorner.com/index.php/theijst/article/view/125157.