Παραπομπή σε μορφή APA (7η εκδ.)

Wassmer, G., & Brannath, W. (2016). Group Sequential and Confirmatory Adaptive Designs in Clinical Trials. Springer International Publishing : Imprint: Springer.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Wassmer, Gernot, και Werner Brannath. Group Sequential and Confirmatory Adaptive Designs in Clinical Trials. Cham: Springer International Publishing : Imprint: Springer, 2016.

Παραπομπή σε μορφή MLA (8th εκδ.)

Wassmer, Gernot, και Werner Brannath. Group Sequential and Confirmatory Adaptive Designs in Clinical Trials. Springer International Publishing : Imprint: Springer, 2016.