Παραπομπή σε μορφή APA (7η εκδ.)

Woittiez, I. (1991). Modelling and empirical evaluation of labour supply behaviour: Emphasis on preference formation job characteristics and hours restrictions. Springel-Verlag.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Woittiez, Isolde. Modelling and Empirical Evaluation of Labour Supply Behaviour: Emphasis on Preference Formation Job Characteristics and Hours Restrictions. Berlin: Springel-Verlag, 1991.

Παραπομπή σε μορφή MLA (8th εκδ.)

Woittiez, Isolde. Modelling and Empirical Evaluation of Labour Supply Behaviour: Emphasis on Preference Formation Job Characteristics and Hours Restrictions. Springel-Verlag, 1991.