Παραπομπή APA

Lankester, E. R. (1909). Treatise on zoology, Part7: Appendiculata.

Παραπομπή Chicago Style

Lankester, E Ray. Treatise on Zoology, Part7: Appendiculata. Adam & Charles Black, London, 1909.

Παραπομπή MLA

Lankester, E Ray. Treatise on Zoology, Part7: Appendiculata. 1909.