Cita APA (7th ed.)

Symposium Somiplan & Broughton, W. (1979). Soil microbiology and plant nutrition: Proceedings. Penerbit Universiti.

Cita Chicago (17th ed.)

Symposium Somiplan i W.J Broughton. Soil Microbiology and Plant Nutrition: Proceedings. Kuala Lumpur: Penerbit Universiti, 1979.

Cita MLA (9th ed.)

Symposium Somiplan i W.J Broughton. Soil Microbiology and Plant Nutrition: Proceedings. Penerbit Universiti, 1979.