एपीए उद्धरण

Tomer, S. Upkar's CSIR-UGC NET/JRF/SLET physical sciences: Paper I & II. Upkar Prakashan.

शिकागो स्टाइल उद्धरण

Tomer, Surekha. Upkar's CSIR-UGC NET/JRF/SLET Physical Sciences: Paper I & II. Agra: Upkar Prakashan.

एमएलए उद्धरण

Tomer, Surekha. Upkar's CSIR-UGC NET/JRF/SLET Physical Sciences: Paper I & II. Upkar Prakashan.