Philp, R. (1878). Die Grundlage des menschlichen Glücks.
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Tohutoru Kātū Chicago (17th ed.)
Philp, Rudolf. Die Grundlage Des Menschlichen Glücks. Hermannstadt, 1878.
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Tohutoro MLA (9th ed.)
Philp, Rudolf. Die Grundlage Des Menschlichen Glücks. 1878.
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Kua rahua te tārua ki te papatopenga
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