توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

Sapalleda, J. G. A., & Racelis, R. H. (2018). Spatial patterns and factors influencing population distribution in Zamboanga City: 1990-2010. School of Urban and Regional Planning, University of the Philippines Diliman.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

Sapalleda, Jillian Glaze A., و Rachel H. Racelis. Spatial Patterns and Factors Influencing Population Distribution in Zamboanga City: 1990-2010. Quezon City: School of Urban and Regional Planning, University of the Philippines Diliman, 2018.

توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)

Sapalleda, Jillian Glaze A., و Rachel H. Racelis. Spatial Patterns and Factors Influencing Population Distribution in Zamboanga City: 1990-2010. School of Urban and Regional Planning, University of the Philippines Diliman, 2018.