Gaya APA
Howat, I.
(2008).
Ten Boys Who Made History: Light Keepers
(
Cetakan Pertama)
.
Scotland:
Taschen.
Gaya MLA
Howat, Irene.
"Ten Boys Who Made History: Light Keepers".
Cetakan Pertama
Scotland:
Taschen,
2008.
Karya Cetak.