Carbonell, N. R., & Librero, F. (2005). Communication variables associated with utilization of upgraded goat production technology in Nueva Ecija, Philippines. Philippine Agricultural Scientist, The (Formerly the Philippine Agriculturist).
Chicago-referens (17:e uppl.)Carbonell, Nenita R., och Felix Librero. "Communication Variables Associated with Utilization of Upgraded Goat Production Technology in Nueva Ecija, Philippines." Philippine Agricultural Scientist, The (Formerly the Philippine Agriculturist) 2005.
MLA-referens (9:e uppl.)Carbonell, Nenita R., och Felix Librero. "Communication Variables Associated with Utilization of Upgraded Goat Production Technology in Nueva Ecija, Philippines." Philippine Agricultural Scientist, The (Formerly the Philippine Agriculturist), 2005.