APA Format
Marlin, John T.
. ([s.a.]). Book of world city rangkings. [s.l.] : [s.n.]
MLA Format
Marlin, John T.
. Book of world city rangkings. [s.l.] : [s.n.], [s.a.]
Australian/Harvard Format
Marlin, John T.
. [s.a.]. Book of world city rangkings. [s.n.], [s.l.]
Warning: These citations may not always be 100% accurate.