Παραπομπή APA

Millman, R. S., & Parker, G. D. (1981). Geometry: A metric approach with models (ed.2.). Springer.

Παραπομπή Chicago Style

Millman, Richard S., και George D. Parker. Geometry: A Metric Approach with Models. ed.2. Verlag,Newyork: Springer, 1981.

Παραπομπή MLA

Millman, Richard S., και George D. Parker. Geometry: A Metric Approach with Models. ed.2. Springer, 1981.