APA (7th ed.) Citation

Clarke, R. A. (1968). Biology by inquiry: A course in experimental biology for secondary schools. Heinemann Educational books.

Chicago Style (17th ed.) Citation

Clarke, Robert A. Biology by Inquiry: A Course in Experimental Biology for Secondary Schools. London: Heinemann Educational books, 1968.

MLA (9th ed.) Citation

Clarke, Robert A. Biology by Inquiry: A Course in Experimental Biology for Secondary Schools. Heinemann Educational books, 1968.