Gaya APA
John, ., Treatta, M, J.
(2009).
Cerdas & cergas merancang sukses dini
.
surakarta:
multi adiwiyata.
Gaya MLA
John, ., Treatta, Mary, Jean.
"Cerdas & cergas merancang sukses dini".
surakarta:
multi adiwiyata,
2009.
Text.