Cita APA

Johansen, L. (1957). Death rates, age distribution and average income in stationary populations. Universitetet i Oslo.

Citación estilo Chicago

Johansen, Leif. Death Rates, Age Distribution and Average Income in Stationary Populations. Oslo: Universitetet i Oslo, 1957.

Cita MLA

Johansen, Leif. Death Rates, Age Distribution and Average Income in Stationary Populations. Oslo: Universitetet i Oslo, 1957.

Precaución: Estas citas no son 100% exactas.