Koul, O. N., & Bala, M. (1992). Punjabi Language and Linguistics. An Annotated Bibliography. Indian Institute of Language Studies.
استشهاد بنمط شيكاغوKoul, Omkar N., و Mandhu Bala. Punjabi Language and Linguistics. An Annotated Bibliography. Patiala: Indian Institute of Language Studies, 1992.
MLA استشهادKoul, Omkar N., و Mandhu Bala. Punjabi Language and Linguistics. An Annotated Bibliography. Indian Institute of Language Studies, 1992.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.