Cita APA (7th ed.)

Byleen, E. (1998). Looking ahead: Developing skills for academic writing (1a. ed.). Heinle & Heinle.

Cita Chicago (17th ed.)

Byleen, Elizabeth. Looking Ahead: Developing Skills for Academic Writing. 1a. ed. Pacific Grove: Heinle & Heinle, 1998.

Cita MLA (9th ed.)

Byleen, Elizabeth. Looking Ahead: Developing Skills for Academic Writing. 1a. ed. Heinle & Heinle, 1998.