Efektivitas promosi fitur free line sticker melalui model aida pada mahasiswa dan mahasiswi jurusan management Fakultas Ekonomi Universitas Pelita Harapan angkatan 2011 yang terdaftar di tahun 2014 = Effectiveness of promotional feature free line sticker through aida model among students Faculty of Economic management student majoring Universitas Pelita Harapan class of 2011 listed in 2014 - Soeprapto, Monica Christina (2014)