APA (7th ed.) Citation

Population Reference Bureau, Population bulletin (vol.29, no.6), & Schroeded, R. (1975). Policies on population around the world. Population Reference Bureau.

Chicago Style (17th ed.) Citation

Population Reference Bureau, no.6) Population bulletin (vol.29, and Richard Schroeded. Policies on Population Around the World. Washington: Population Reference Bureau, 1975.

MLA (9th ed.) Citation

Population Reference Bureau, et al. Policies on Population Around the World. Population Reference Bureau, 1975.