Cita APA

Fritsch, J., & Fritsch, J. (1911). The manufacture of chemical manures. London, Sydney: Scott Greenwood.

Citación estilo Chicago

Fritsch, J., y J. Fritsch. The Manufacture of Chemical Manures. London, Sydney: Scott Greenwood, 1911.

Cita MLA

Fritsch, J., y J. Fritsch. The Manufacture of Chemical Manures. London, Sydney: Scott Greenwood, 1911.