Cita APA

(1978). Working with youth: Some out-of-school approaches to population, family life and sex education. London, Sydney: International Planned Parenthood Federation.

Citación estilo Chicago

Working With Youth: Some Out-of-school Approaches to Population, Family Life and Sex Education. London, Sydney: International Planned Parenthood Federation, 1978.

Cita MLA

Working With Youth: Some Out-of-school Approaches to Population, Family Life and Sex Education. London, Sydney: International Planned Parenthood Federation, 1978.