APA

Forsten L., Koivurova M., . (1984). Condition of mopeds and opinions of mopedists on measures of traffic safety. Helsingfors: Central Organization for Traffic Safety in Finland. Reports from Liikenneturva 28.

Chicago

Forsten L, Koivurova M, . 1984. Condition of mopeds and opinions of mopedists on measures of traffic safety. Helsingfors: Central Organization for Traffic Safety in Finland. Reports from Liikenneturva 28.

Harvard

Forsten L., Koivurova M., . (1984). Condition of mopeds and opinions of mopedists on measures of traffic safety. Helsingfors: Central Organization for Traffic Safety in Finland. Reports from Liikenneturva 28.

MLA

Forsten L, Koivurova M, . Condition of mopeds and opinions of mopedists on measures of traffic safety. Helsingfors: Central Organization for Traffic Safety in Finland. Reports from Liikenneturva 28. 1984.