Cita APA (7a ed.)

Hedge, T. (1986). freestyle: The skill of writing:. Nelson.

Cita Chicago Style (17a ed.)

Hedge, Tricia. Freestyle: The Skill of Writing:. Surrey: Nelson, 1986.

Cita MLA (9a ed.)

Hedge, Tricia. Freestyle: The Skill of Writing:. Nelson, 1986.