Gaya APA

ALPIYANTO, . ([s.a]). Hypno - Heart Teaching :Rahasia Mudah Mendidik dengan Hati (Character Engineering) . [s.l]: [s.n].

Gaya MLA

ALPIYANTO, . "Hypno - Heart Teaching :Rahasia Mudah Mendidik dengan Hati (Character Engineering)". [s.l]: [s.n], [s.a]. Text.