Gaya APA

Swanson, C, P., gren, H, H. (1958). Activities handbook for business teachers clubs, plays and projects . New York6bMcGraw-Hill: .

Gaya MLA

Swanson, Carl, P.., gren, Helen, Hinkson. "Activities handbook for business teachers clubs, plays and projects". New York6bMcGraw-Hill: , 1958. Text.