John E. Borland. Modern teaching in the senior school: Nature study science. George Newnes.
Tohutoru Kātū Chicago (17th ed.)John E. Borland. Modern Teaching in the Senior School: Nature Study Science. London: George Newnes.
Tohutoro MLA (9th ed.)John E. Borland. Modern Teaching in the Senior School: Nature Study Science. George Newnes.
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