Human settelements digest. The Center.
芝加哥风格引文Human Settelements Digest. Pasig, Metro Manila: The Center.
MLA引文Human Settelements Digest. The Center.
警告：这些引文格式不一定是100％准确.
APA引文
Human settelements digest. The Center.
芝加哥风格引文Human Settelements Digest. Pasig, Metro Manila: The Center.
MLA引文Human Settelements Digest. The Center.