APA aipamena

Boulding, K. E. (1985). Human Betterman Kenneth E. Boulding. Sage.

Chicago Style aipamena

Boulding, Kenneth E. Human Betterman Kenneth E. Boulding. Sage, 1985.

MLA aipamena

Boulding, Kenneth E. Human Betterman Kenneth E. Boulding. Sage, 1985.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.