APA (7th ed.) Citation

Howells, T. A. (1941). Study of the wood pulp-cuprammonium hydroxide system. Paper Trade Journal, 113, 88.

Chicago Style (17th ed.) Citation

Howells, T. A. "Study of the Wood Pulp-cuprammonium Hydroxide System." Paper Trade Journal 113 (1941): 88.

MLA (9th ed.) Citation

Howells, T. A. "Study of the Wood Pulp-cuprammonium Hydroxide System." Paper Trade Journal, vol. 113, 1941, p. 88.