Roberton, J. (1840). Thoughts on the excess of adult females in the population of Great Britain: With reference to its causes and consequences. s.n.
Chicago-Zitierstil (17. Ausg.)Roberton, John. Thoughts on the Excess of Adult Females in the Population of Great Britain: With Reference to Its Causes and Consequences. S.l: s.n, 1840.
MLA-Zitierstil (9. Ausg.)Roberton, John. Thoughts on the Excess of Adult Females in the Population of Great Britain: With Reference to Its Causes and Consequences. s.n, 1840.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.