Παραπομπή σε μορφή APA (7η εκδ.)

Vondracek, F. W., Ford, D. H., & Porfeli, E. J. (2014). A Living Systems Theory of Vocational Behavior and Development. SensePublishers : Imprint: SensePublishers.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Vondracek, Fred W., Donald H. Ford, και Erik J. Porfeli. A Living Systems Theory of Vocational Behavior and Development. Rotterdam: SensePublishers : Imprint: SensePublishers, 2014.

Παραπομπή σε μορφή MLA (8th εκδ.)

Vondracek, Fred W., et al. A Living Systems Theory of Vocational Behavior and Development. SensePublishers : Imprint: SensePublishers, 2014.