Park, Seung Suk
Naneun geurimeuro aiwa daehwa handa / Park Seung Suk.
Inmulgwa Sasangsa, 2007
Buku Teks
20 Segi hanguk soseol 40 : Park Yung Han, Choi Lin Suk
Lee Kyun-young [et al.]
Chang bi, 2006
Buku Teks
Gwon, Ha-eun
Barami narae handa
Ch'angbi, 2010
Buku Teks
Shin, Yeong-Gil
Naneun yeonnarrineun sonseniottda
Namusaenggak, 2010
Buku Teks
Handa, O.P.
Ground water drilling / O.P. Handa
Oxford IBH Publishing Co, 1984
Buku Teks
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