APA (7th ed.) Citation

Hardy, C. A. (1990). Investigations into the teaching of swimming in secondary schools.

Chicago Style (17th ed.) Citation

Hardy, Colin A. Investigations into the Teaching of Swimming in Secondary Schools. 1990.

MLA (9th ed.) Citation

Hardy, Colin A. Investigations into the Teaching of Swimming in Secondary Schools. 1990.

Warning: These citations may not always be 100% accurate.