Cita APA (7th ed.)

Gronlund, G., & Engel, B. (2001). Focused portfolios: A complete assessment for the young child. Redleaf Press.

Cita Chicago (17th ed.)

Gronlund, Gaye, i Bev Engel. Focused Portfolios: A Complete Assessment for the Young Child. St. Paul, MN: Redleaf Press, 2001.

Cita MLA (9th ed.)

Gronlund, Gaye, i Bev Engel. Focused Portfolios: A Complete Assessment for the Young Child. Redleaf Press, 2001.