Dyfyniad APA

GOSAIN , R. 101 INVENTIONS & DISCOVERIES. GOODWILL PUBLISHING HOUSE.

Dyfyniad Arddull Chicago

GOSAIN , ROOPA. 101 INVENTIONS & DISCOVERIES. NEW DELHI: GOODWILL PUBLISHING HOUSE.

Dyfyniad MLA

GOSAIN , ROOPA. 101 INVENTIONS & DISCOVERIES. GOODWILL PUBLISHING HOUSE.

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