TY - BOOK AU - Baraceros,Esther L. TI - Practical Research 2 SN - 978-971-23-9889-6 U1 - Fil 001.42 PY - 2020/// CY - Manila, Philippines PB - Rex Bookstore, KW - Sampling Methods KW - Data Analysis KW - Hypothesis Testing N1 - Includes bibliographical references; 000-099 ER -