Cita APA (7th ed.)

Sutūdah Zand, M., Malik, F. J., & Najeeb-ur-Rehman, A. (1988). The economic value of children: A pilot survey. National Institute of Population Studies.

Cita Chicago (17th ed.)

Sutūdah Zand, Maḥmūd, Farrukh Jamil Malik, i Agha Najeeb-ur-Rehman. The Economic Value of Children: A Pilot Survey. Islamabad, Pakistan: National Institute of Population Studies, 1988.

Cita MLA (9th ed.)

Sutūdah Zand, Maḥmūd, et al. The Economic Value of Children: A Pilot Survey. National Institute of Population Studies, 1988.