Cita APA

Ellison, P. (2006). Focus on comprehension. Singapore: Learners Pulishing.

Chicago Style Citation

Ellison, Peter. Focus On Comprehension. Singapore: Learners Pulishing, 2006.

Cita MLA

Ellison, Peter. Focus On Comprehension. Singapore: Learners Pulishing, 2006.

Atenció: Aquestes cites poden no estar 100% correctes.