TY - BOOK AU - Hinrichs,Roger TI - Instructor's manual to accompany energy its use and the environment T2 - Saunders golden sunburst series SN - 0-03-015634-3 AV - TJ163.9 H55 1996 PY - 1996/// CY - Philadelphia PB - Saunders College KW - Energía mecánica KW - Recursos energéticos ER -