Page, E. E. (1897). Heart culture: A text book for teaching kindness to animals. Whitaker & Ray Co..
Chicago-viite (17. p.)Page, Emma Elizabeth. Heart Culture: A Text Book for Teaching Kindness to Animals. San Francisco: Whitaker & Ray Co., 1897.
MLA-viite (8. p.)Page, Emma Elizabeth. Heart Culture: A Text Book for Teaching Kindness to Animals. Whitaker & Ray Co., 1897.
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