TY - BOOK AU - De La Fuente, Ruben A. AU - Feliciano, Florentino T. AU - Uy, Fausto B. TI - Elementary differential equations : reference text SN - 9713005899 AV - QA371 .D3703 1999 PY - 1999/// CY - Manila PB - Merriam & Webster Bookstore, Inc. KW - Differential equations N1 - include references and indexes ER -