Ikeda, Daisaku, 1928-
Kodansha International, 1982
Buku Teks SO
Ikeda, Daisaku, 1928-
Kodansha International, 1982
Buku Teks SO
Aveyard, Victoria
Mizan Publika, 2017
Buku Teks SO
edited by Julian Millie
KITLV Press, 2004
Buku Teks SO
Ministry of Natural Resources and Environment Malaysia, 2007
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