Butial-Recillo, M. L. (2012). The English proficiency of selected University of the Philippines Los Baños (UPLB) freshmen SY 2010-2011 (toward proposed enhancement of the large-class system in teaching English 1). UP Los Baños Journal.
Lua i Stíl Chicago (17ú heag.)Butial-Recillo, Maria Luisa. "The English Proficiency of Selected University of the Philippines Los Baños (UPLB) Freshmen SY 2010-2011 (toward Proposed Enhancement of the Large-class System in Teaching English 1)." UP Los Baños Journal 2012.
Lua MLA (9ú heag.)Butial-Recillo, Maria Luisa. "The English Proficiency of Selected University of the Philippines Los Baños (UPLB) Freshmen SY 2010-2011 (toward Proposed Enhancement of the Large-class System in Teaching English 1)." UP Los Baños Journal, 2012.