Citazione Stile APA (7a Edizione)

Norlin, E. (2000). Reference Evaluation: A Three-Step Approach--Surveys, Unobtrusive Observations, and Focus Groups.

Citazione stile Chigago Style (17a edizione)

Norlin, Elaina. Reference Evaluation: A Three-Step Approach--Surveys, Unobtrusive Observations, and Focus Groups. 2000.

Citatione MLA (9a ed.)

Norlin, Elaina. Reference Evaluation: A Three-Step Approach--Surveys, Unobtrusive Observations, and Focus Groups. 2000.

Attenzione: Queste citazioni potrebbero non essere precise al 100%.