Kramer, J. (1975). Underwater gardens: Planning and planting your aquarium. Scribner.
Cita Chicago (17th ed.)Kramer, Jack. Underwater Gardens: Planning and Planting Your Aquarium. New York: Scribner, 1975.
Cita MLA (9th ed.)Kramer, Jack. Underwater Gardens: Planning and Planting Your Aquarium. Scribner, 1975.
Atenció: Aquestes cites poden no estar 100% correctes.