APA Баримт

Perkins G., P. B. (1999). The American tradition in literature (9.). McGraw-Hill.

Чикаго маягийн жагсаалт

Perkins G., Perkins B. The American Tradition in Literature. 9. USA: McGraw-Hill, 1999.

MLA ишлэл

Perkins G., Perkins B. The American Tradition in Literature. 9. McGraw-Hill, 1999.