APA-viite (7. p.)

ROBERTSON MARGARET. (2017). SUSTAINABILITY PRINCIPLES AND PRACTICE (2.). EARTHSCAN FROM ROUTLEDGE.

Chicago-viite (17. p.)

ROBERTSON MARGARET. SUSTAINABILITY PRINCIPLES AND PRACTICE. 2. EARTHSCAN FROM ROUTLEDGE, 2017.

MLA-viite (9. p.)

ROBERTSON MARGARET. SUSTAINABILITY PRINCIPLES AND PRACTICE. 2. EARTHSCAN FROM ROUTLEDGE, 2017.

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