na INLIS000000001332651 ind 0010-0225000662 Penemuan Abad Industri Gerry Bailey Gerry Bailey Dua PT. Ensiklopedia Nasional Indonesia, 2013 48 hlm. 29 cm. 978-979-798-511-0 R505 GER p 505 Ensiklopedia Sains 000000002665 000000002666 000000002667 000000002668