Não informado. (1932). Report and accounts of the National Botanic Gardens of South Africa. National Botanic Gardens of South Africa.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিNão informado. Report and Accounts of the National Botanic Gardens of South Africa. Cape Town, Africa do Sul: National Botanic Gardens of South Africa, 1932.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিNão informado. Report and Accounts of the National Botanic Gardens of South Africa. National Botanic Gardens of South Africa, 1932.
সতর্কবাণী: সাইটেশন সবসময় 100% নির্ভুল হতে পারে না.