Cita APA

Pitchford, R. J. (1979). Bilharzia: Beware! Dept. of Health.

Chicago Style (17th ed.) Citation

Pitchford, R. J. Bilharzia: Beware! Pretoria: Dept. of Health, 1979.

Cita MLA

Pitchford, R. J. Bilharzia: Beware! Dept. of Health, 1979.