Παραπομπή σε μορφή APA (7η εκδ.)

Rand, R. (1917). On the relations of the head chorda to the hypophyseal anlage, the pharyngeal entoderm, and the pharyngeal bursae in the pig embryo.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Rand, Ruth. On the Relations of the Head Chorda to the Hypophyseal Anlage, the Pharyngeal Entoderm, and the Pharyngeal Bursae in the Pig Embryo. 1917.

Παραπομπή σε μορφή MLA (8th εκδ.)

Rand, Ruth. On the Relations of the Head Chorda to the Hypophyseal Anlage, the Pharyngeal Entoderm, and the Pharyngeal Bursae in the Pig Embryo. 1917.