Dyfyniad APA

ROBERTSON MARGARET. (2022). SUSTAINABILITY PRINCIPLES AND PRACTICE (3RD ED.). ROUTLEDGE TAYLOR AND FRANCIS GROUP.

Dyfyniad Arddull Chicago

ROBERTSON MARGARET. SUSTAINABILITY PRINCIPLES AND PRACTICE. 3RD ED. NEW YORK: ROUTLEDGE TAYLOR AND FRANCIS GROUP, 2022.

Dyfyniad MLA

ROBERTSON MARGARET. SUSTAINABILITY PRINCIPLES AND PRACTICE. 3RD ED. ROUTLEDGE TAYLOR AND FRANCIS GROUP, 2022.

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