Dyfyniad APA

Bookchin, M. (1993). What is social ecology? Englewood Cliffs (New Jersey): Zimmerman, E.M.

Dyfyniad Arddull Chicago

Bookchin, Murray. What Is Social Ecology? Englewood Cliffs (New Jersey): Zimmerman, E.M, 1993.

Dyfyniad MLA

Bookchin, Murray. What Is Social Ecology? Englewood Cliffs (New Jersey): Zimmerman, E.M, 1993.

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