Citazione APA

Crotty, R., Clark, G., & McRoberts, R. L. (1971). Workshop: A spontaneous approach to literature. Cummings Pub. Co.

Stile di citazione Chicago

Crotty, Robert, Geoffrey Clark, e Robert L. McRoberts. Workshop: A Spontaneous Approach to Literature. Menlo Park, Calif.: Cummings Pub. Co, 1971.

Citazione MLA

Crotty, Robert, et al. Workshop: A Spontaneous Approach to Literature. Cummings Pub. Co, 1971.