APA

Wolff S., University College London. Medical school & University College London. Medical school. (1993). Does environmental benzene exposure cause childhood leukeamia?. London: University College London.

Chicago

Wolff Simon, University College London. Medical school and University College London. Medical school. 1993. Does environmental benzene exposure cause childhood leukeamia?. London: University College London.

Harvard

Wolff S., University College London. Medical school and University College London. Medical school. (1993). Does environmental benzene exposure cause childhood leukeamia?. London: University College London.

MLA

Wolff Simon, University College London. Medical school and University College London. Medical school. Does environmental benzene exposure cause childhood leukeamia?. London: University College London. 1993.