Gaya APA
Deane-Drummond, C, , (. (2006).
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London & Oakville:
London & Oakville Equinox.
Gaya MLA
Deane-Drummond, Celia, , (ed.).
"Pierre Teilhard de Chardin on people and planet. ".
London & Oakville:
London & Oakville Equinox,
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Buku.