APA način citiranja

Purushotheman Nair, R. (1969). Diagnostic study of the common errors in English spelling sommitted by Upper Primary school pupils of Attingal District.

Čikaški stil citiranja

Purushotheman Nair, R. Diagnostic Study of the Common Errors in English Spelling Sommitted by Upper Primary School Pupils of Attingal District. 1969.

MLA način citiranja

Purushotheman Nair, R. Diagnostic Study of the Common Errors in English Spelling Sommitted by Upper Primary School Pupils of Attingal District. 1969.