APA Citatie

Barlow, C. W. C. (1892). Mathematical astronomy. University correspondence college.

Chicago Style citaat

Barlow, Crossley William Crosby. Mathematical Astronomy. London: University correspondence college, 1892.

MLA citatie

Barlow, Crossley William Crosby. Mathematical Astronomy. University correspondence college, 1892.

Let op: Deze citaties zijn niet altijd 100% accuraat.