DR SINGH, U. /. D. G. (2013). INNOVATIVE BIOLOGY FOR ICSE SCHOOL CLASS- 7. GOOD LUCK PUBLISHERS.
Čikaški stil citiranja (17. izdanje)DR SINGH, UTTAM / DR GUPTA. INNOVATIVE BIOLOGY FOR ICSE SCHOOL CLASS- 7. GOOD LUCK PUBLISHERS, 2013.
MLA način citiranja (9. izdanje)DR SINGH, UTTAM / DR GUPTA. INNOVATIVE BIOLOGY FOR ICSE SCHOOL CLASS- 7. GOOD LUCK PUBLISHERS, 2013.
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