Lambert, J. (1997). Medicinal Plants Rescuing A Global Heritage John Lambert, Jitendra Srivastava, Noel Vietmeyer. The World Bank.
Lua i Stíl Chicago (17ú heag.)Lambert, John. Medicinal Plants Rescuing A Global Heritage John Lambert, Jitendra Srivastava, Noel Vietmeyer. The World Bank, 1997.
Lua MLA (8ú heag.)Lambert, John. Medicinal Plants Rescuing A Global Heritage John Lambert, Jitendra Srivastava, Noel Vietmeyer. The World Bank, 1997.
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