Sheeler, W. D. (1991). Welcome to English: Book 3/ Willard D. Sheller. Indonesia: English Language Services Inc..
Style de citation Chicago (17e éd.)Sheeler, Willard D. Welcome to English: Book 3/ Willard D. Sheller. Indonesia: English Language Services Inc., 1991.
Style de citation MLA (8e éd.)Sheeler, Willard D. Welcome to English: Book 3/ Willard D. Sheller. Indonesia: English Language Services Inc., 1991.
Attention : ces citations peuvent ne pas être correctes à 100%.