APA
Howey H., . (2015). Silo 2 - Turnus. Praha: Euromedia Group.
Chicago
Howey Hugh, . 2015. Silo 2 - Turnus. Praha: Euromedia Group.
Harvard
Howey H., . (2015). Silo 2 - Turnus. Praha: Euromedia Group.
MLA
Howey Hugh, . Silo 2 - Turnus. Praha: Euromedia Group. 2015.