(1982). Population reports. Serie I, Abstinencia periódica. Baltimore, Maryland: Population Information Program.
Chicago Style CitationPopulation Reports. Serie I, Abstinencia Periódica. Baltimore, Maryland: Population Information Program, 1982.
MLA CitationPopulation Reports. Serie I, Abstinencia Periódica. Baltimore, Maryland: Population Information Program, 1982.
Warning: These citations may not always be 100% accurate.