Gaya APA

BIDWELL, R. (1979). PLANT PHYSIOLOGY SECOND EDITION . LONDON, INGGRIS: COLLIER MACMILLAN INTERNATIONAL,INC.

Gaya MLA

BIDWELL, R.G.S.. "PLANT PHYSIOLOGY SECOND EDITION". LONDON, INGGRIS: COLLIER MACMILLAN INTERNATIONAL,INC, 1979. Text.