APA Edition Citation

Hurd, P. D. (1969). New directions in teaching secondary school science. R and Mc Nally.

Chicago Edition Citation

Hurd, Paul Dehart. New Directions in Teaching Secondary School Science. Chicago: R and Mc Nally, 1969.

MLA Edition Citation

Hurd, Paul Dehart. New Directions in Teaching Secondary School Science. R and Mc Nally, 1969.

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