Gaya APA

Richardson, Henry V.M. (1975). Skarra . USA: .

Gaya Chicago

Richardson, Henry V.M. Skarra. USA: , 1975. Text.

Gaya MLA

Richardson, Henry V.M. Skarra. USA: , 1975. Text.

Gaya Turabian

Richardson, Henry V.M. Skarra. USA: , 1975. Print.