Gaya APA

Hall, Stephen. (1999). First Class English Tourism . Singapore: THOMSON ASIA PTE.

Gaya Chicago

Hall, Stephen. First Class English Tourism. Singapore: THOMSON ASIA PTE, 1999. .

Gaya MLA

Hall, Stephen. First Class English Tourism. Singapore: THOMSON ASIA PTE, 1999. .

Gaya Turabian

Hall, Stephen. First Class English Tourism. Singapore: THOMSON ASIA PTE, 1999. .