Balch, W. M. (2003). Ocean Primary Productivity at OPPWG_1725. PANGAEA.
Tohutoru Kātū Chicago (17th ed.)Balch, William M. Ocean Primary Productivity at OPPWG_1725. PANGAEA, 2003.
Tohutoro MLA (9th ed.)Balch, William M. Ocean Primary Productivity at OPPWG_1725. PANGAEA, 2003.
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