García y Garma, I. O. (1984). Donald P. Warwick, Bitter Pills, Population Policies & Their Implementation in eight developing countries, Cambridge University Press, 1983, 229 p. El Colegio de México A.C.
Cita Chicago Style (17a ed.)García y Garma, Irma Olaya. Donald P. Warwick, Bitter Pills, Population Policies & Their Implementation in Eight Developing Countries, Cambridge University Press, 1983, 229 P. El Colegio de México A.C, 1984.
Cita MLA (9a ed.)García y Garma, Irma Olaya. Donald P. Warwick, Bitter Pills, Population Policies & Their Implementation in Eight Developing Countries, Cambridge University Press, 1983, 229 P. El Colegio de México A.C, 1984.
警告：這些引文格式不一定是100％准確.