Items where Author is "Helmuth Y.B., Helmuth Y.B."
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Book
Eddy, Eddy, Patianom J.I.D, Patianom J.I.D, Bathaib, Dayuk Igum and Helmuth Y.B., Helmuth Y.B.
(1989)
Astronomi dan meteorologi tradisional di daerah Provinsi Kalimantan Tengah.
Balai Pelestarian Sejarah dan Nilai Tradisional, Direktorat Jenderal Kebudayaan, Jakarta.