Royal Botanic Gardens, K., Synge, H., & Townsend, H. (1979). Survival or extinction: Proceedings of a conference held at the Royal Botanic Gardens, Kew, entitled The Practical Rôle of Botanic Gardens in the Conservation of Rare and Threatened Plants, 11-17 September 1978. Kew, Eng.: Bentham-Moxon Trust, Royal Botanic Gardens.
استشهاد بنمط شيكاغوRoyal Botanic Gardens, Kew., Hugh Synge, و Harry Townsend. Survival or Extinction: Proceedings of a Conference Held At the Royal Botanic Gardens, Kew, Entitled The Practical Rôle of Botanic Gardens in the Conservation of Rare and Threatened Plants, 11-17 September 1978. Kew, Eng.: Bentham-Moxon Trust, Royal Botanic Gardens, 1979.
MLA استشهادRoyal Botanic Gardens, Kew., Hugh Synge, و Harry Townsend. Survival or Extinction: Proceedings of a Conference Held At the Royal Botanic Gardens, Kew, Entitled The Practical Rôle of Botanic Gardens in the Conservation of Rare and Threatened Plants, 11-17 September 1978. Kew, Eng.: Bentham-Moxon Trust, Royal Botanic Gardens, 1979.