Sirett, D., & Parfitt, R. (2009). Love your world: How to take care of the plants, the animals, and the planet. Dorling Kindersley Pub..
Cita Chicago Style (17a ed.)Sirett, Dawn, y Rachael Parfitt. Love Your World: How to Take Care of the Plants, the Animals, and the Planet. London ; New York: Dorling Kindersley Pub., 2009.
Cita MLA (8a ed.)Sirett, Dawn, y Rachael Parfitt. Love Your World: How to Take Care of the Plants, the Animals, and the Planet. Dorling Kindersley Pub., 2009.
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