na JATIM-01110000000414 20110120100129.0 ind 0010-011100000000414 JIPDSUR CB-D13/2009-210 TRI Prayoga Budidaya Apel/ Tri Prayoga; editor Tim Nusa Jaya Cet. 1 Surabaya; Alfina primatama, 2009 iv, 32 hlm.: 21 cm. Bibliografi: hlm 32 CB/DI3 2009-210