Dyfyniad APA

Gupta, V. (2012). Natural products: : research reviews. Daya publishing house.

Dyfyniad Arddull Chicago

Gupta, V.K. Natural Products: : Research Reviews. New Delhi: Daya publishing house, 2012.

Dyfyniad MLA

Gupta, V.K. Natural Products: : Research Reviews. Daya publishing house, 2012.

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