APA (7th ed.) Citation

Congress of the International Society of Soil Science [XIII : 1986 : Hamburg] & International Society of Soil Science. (1986). Transaction of the XIII. Congress of the International Society of Soil Science which was held at Hamburg 13 - 20 August 1986 .. s.n..

Chicago Style (17th ed.) Citation

Congress of the International Society of Soil Science [XIII : 1986 : Hamburg] and International Society of Soil Science. Transaction of the XIII. Congress of the International Society of Soil Science Which Was Held at Hamburg 13 - 20 August 1986 .. [S.l.: s.n., 1986.

MLA (9th ed.) Citation

Congress of the International Society of Soil Science [XIII : 1986 : Hamburg] and International Society of Soil Science. Transaction of the XIII. Congress of the International Society of Soil Science Which Was Held at Hamburg 13 - 20 August 1986 .. s.n., 1986.