Gaya APA

Riebel, J, P., , . (1978). How to write reports, papers, theses, articles . New York: New York: Arco; 1978.

Gaya MLA

Riebel, John, P.., , . "How to write reports, papers, theses, articles". New York: New York: Arco; 1978, 1978. Text.