Abonal, Lyndon T., Corn sheller-mill/ Lyndon T. Abonal, Marlon S. Bazar, Dexter S. Bustarga, Ronnie T. Clorado - Nabua, Camarines Sur : Camarines Sur Polytechnic Colleges ; 2005. - 53 leaves. Undergraduate Thesis (BSME) - Mechanical Engineering