Παραπομπή APA

Birkenhager, W. H. (1976). Control mechanisms in essential hypertension. Elsevier.

Παραπομπή Chicago Style

Birkenhager, W H. Control Mechanisms in Essential Hypertension. Amsterdam: Elsevier, 1976.

Παραπομπή MLA

Birkenhager, W H. Control Mechanisms in Essential Hypertension. Elsevier, 1976.