1 1 20 R. Siti Maryam, SKp, Mkep Primary Author Asminarsih Zainal Prio, SKp, Mkep Additional Author Rita Hadi W., Skp, MKep Additional Author Ns. Hamdianan Abu Bakar, SKp, MKep Additional Author Ns. Asep Iskandar, SKep, Mkep Additional Author Akhmadi, SKp, MKep Additional Author mixed material 9786028200660