Kay, J. M., & Heath, D. (1969). Crotalaria spectabilis: The pulmonary hypertension plant. C. C. Thomas.
Chicago Style aipamenaKay, John Michael, and Donald Heath. Crotalaria Spectabilis: The Pulmonary Hypertension Plant. Springfield, Ill.: C. C. Thomas, 1969.
MLA aipamenaKay, John Michael, and Donald Heath. Crotalaria Spectabilis: The Pulmonary Hypertension Plant. C. C. Thomas, 1969.
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