Cita APA (7th ed.)
BERTRAND, J., & ET AL. (1990). METHODOLOGIES FOR EVALUATING THE IMPACT OF CONTRACEPTIVE SOCIAL MARKETINGPROGRAMS.
Cita Chicago (17th ed.)
BERTRAND, J.T, i ET AL. METHODOLOGIES FOR EVALUATING THE IMPACT OF CONTRACEPTIVE SOCIAL MARKETINGPROGRAMS. 1990.
Cita MLA (9th ed.)
BERTRAND, J.T, i ET AL. METHODOLOGIES FOR EVALUATING THE IMPACT OF CONTRACEPTIVE SOCIAL MARKETINGPROGRAMS. 1990.
Atenció: Aquestes cites poden no estar 100% correctes.