Trích dẫn APA

(2017). Learn Vietnamese vocabulary: Learn the most essential part of any language - Use these words to break through Vietnamese fluency in just 90 days. Languages World.

Trích dẫn kiểu Chicago

Learn Vietnamese Vocabulary: Learn the Most Essential Part of Any Language - Use These Words to Break Through Vietnamese Fluency in Just 90 Days. Languages World, 2017.

Trích dẫn MLA

Learn Vietnamese Vocabulary: Learn the Most Essential Part of Any Language - Use These Words to Break Through Vietnamese Fluency in Just 90 Days. Languages World, 2017.

Cảnh báo: Các trích dẫn này có thể không phải lúc nào cũng chính xác 100%.