Gaya APA

Hoppock, R., , . (1976). Occupational Information where to get it and how to use it in career ì education, career counseling, and career development . New York: .

Gaya MLA

Hoppock, Robert., , . "Occupational Information where to get it and how to use it in career ì education, career counseling, and career development". New York: , 1976. Text.