Ahern, G. P. (2023). Opportunities for lumbering in the Philippine forests. Bureau of Printing, Government of Burma, Manila.
Chicago-referens (17:e uppl.)Ahern, George P. Opportunities for Lumbering in the Philippine Forests. Bureau of Printing, Government of Burma, Manila, 2023.
MLA-referens (9:e uppl.)Ahern, George P. Opportunities for Lumbering in the Philippine Forests. Bureau of Printing, Government of Burma, Manila, 2023.
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