APA
van der Molen H., . (1975). Bibliography of studies on the analysis of traffic knowledge and traffic behaviour in relation to traffic safety education for children. Groningen: Groningen Rijksuniversiteit. Werkgroep Verkeerskunde. Working report nr WR-75-01.
Chicago
van der Molen HH, . 1975. Bibliography of studies on the analysis of traffic knowledge and traffic behaviour in relation to traffic safety education for children. Groningen: Groningen Rijksuniversiteit. Werkgroep Verkeerskunde. Working report nr WR-75-01.
Harvard
van der Molen H., . (1975). Bibliography of studies on the analysis of traffic knowledge and traffic behaviour in relation to traffic safety education for children. Groningen: Groningen Rijksuniversiteit. Werkgroep Verkeerskunde. Working report nr WR-75-01.
MLA
van der Molen HH, . Bibliography of studies on the analysis of traffic knowledge and traffic behaviour in relation to traffic safety education for children. Groningen: Groningen Rijksuniversiteit. Werkgroep Verkeerskunde. Working report nr WR-75-01. 1975.