Dyfyniad APA

THOMAS T. (1993). TO CHALLENGE AND TO CHANGE. PENGUIN BOOKS INDIA (P) LTD.

Dyfyniad Arddull Chicago

THOMAS T. TO CHALLENGE AND TO CHANGE. NEW DELHI: PENGUIN BOOKS INDIA (P) LTD, 1993.

Dyfyniad MLA

THOMAS T. TO CHALLENGE AND TO CHANGE. PENGUIN BOOKS INDIA (P) LTD, 1993.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.