Blair, Charles F
Red ball in the sky
Random House , 1969
 Buku Teks SO
Jeju Islan: an Island of sky and sea
Jeju Tourism Organization, 2011
 Buku Teks SO
From sky to sea: environmental and development in Sulawesi
Departhemen of Geography University of Waterloo, 2005
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Ishimure Michiko's writing in ecocritical perspective : between sea and sky
edited by Bruce Allen and Yuki Masami
Lexington Books, 2016
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Aiu Ahra
Sky
Gramedia Pustaka Utama, 2016
 Buku Teks