Cita APA (7a ed.)

Pye G. Glennis. (2003). Vocabulary in practice 4: 40 units of self-study vocabulary exercises. Edinburgh, Cambridge University Press, 2003.

Cita Chicago Style (17a ed.)

Pye G. Glennis. Vocabulary in Practice 4: 40 Units of Self-study Vocabulary Exercises. Edinburgh, Cambridge University Press, 2003, 2003.

Cita MLA (9a ed.)

Pye G. Glennis. Vocabulary in Practice 4: 40 Units of Self-study Vocabulary Exercises. Edinburgh, Cambridge University Press, 2003, 2003.