Ross, J., Stover, J., & Willard, A. (1999). Profiles for family planning and reproductive health programs: 116 countries. Futures Group International.
Citazione stile Chigago Style (17a edizione)Ross, John, John Stover, e Amy Willard. Profiles for Family Planning and Reproductive Health Programs: 116 Countries. Glastonbury, Conn: Futures Group International, 1999.
Citatione MLA (9a ed.)Ross, John, et al. Profiles for Family Planning and Reproductive Health Programs: 116 Countries. Futures Group International, 1999.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.