Παραπομπή σε μορφή APA (7η εκδ.)

Terhal, H. J. J. (1941). On the heart and arterial arches of Salamandra maculosa Laur. and Ambystoma mexicanum Shaw during metamorphosis.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Terhal, Hendricus Jacobus Johannes. On the Heart and Arterial Arches of Salamandra Maculosa Laur. and Ambystoma Mexicanum Shaw During Metamorphosis. [Leiden, 1941.

Παραπομπή σε μορφή MLA (8th εκδ.)

Terhal, Hendricus Jacobus Johannes. On the Heart and Arterial Arches of Salamandra Maculosa Laur. and Ambystoma Mexicanum Shaw During Metamorphosis. 1941.