Dyfyniad APA

NCERT. (1963). BIOLOGICAL SCIENCE: AN INQUIRY INTO LIFE. HARCOURT,BRACE & WORLD, INC.

Dyfyniad Arddull Chicago

NCERT. BIOLOGICAL SCIENCE: AN INQUIRY INTO LIFE. NEW YORK: HARCOURT,BRACE & WORLD, INC, 1963.

Dyfyniad MLA

NCERT. BIOLOGICAL SCIENCE: AN INQUIRY INTO LIFE. HARCOURT,BRACE & WORLD, INC, 1963.

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