Heather Amery, S. C. (1996). As primeiras mil palavras em inglês. Verbo.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিHeather Amery, Stephen Cartwright. As Primeiras Mil Palavras Em Inglês. Verbo, 1996.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিHeather Amery, Stephen Cartwright. As Primeiras Mil Palavras Em Inglês. Verbo, 1996.
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