APA-ийн эшлэл(7 дахь хэвлэлт)

Somaratne, W. R. P. (1956). Aids and tests in the teacing of english: As a second language. Oxford U. pr..

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Somaratne, W. R. P. Aids and Tests in the Teacing of English: As a Second Language. London: Oxford U. pr., 1956.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Somaratne, W. R. P. Aids and Tests in the Teacing of English: As a Second Language. Oxford U. pr., 1956.