Dyfyniad APA

Summers-Effler, E. (2004). Humble saints and righteous heroes: Sustaining intense involvement in altruistic social movements.

Dyfyniad Arddull Chicago

Summers-Effler, Erika. Humble Saints and Righteous Heroes: Sustaining Intense Involvement in Altruistic Social Movements. 2004.

Dyfyniad MLA

Summers-Effler, Erika. Humble Saints and Righteous Heroes: Sustaining Intense Involvement in Altruistic Social Movements. 2004.

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