APA (7th ed.) Citation

Palmer, E. R., & Gibbs, J. A. (1978). Pulping characteristics of six hardwoods from Guyana. Tropical Products Institute.

Chicago Style (17th ed.) Citation

Palmer, E. R., and J. A. Gibbs. Pulping Characteristics of Six Hardwoods from Guyana. London: Tropical Products Institute, 1978.

MLA (9th ed.) Citation

Palmer, E. R., and J. A. Gibbs. Pulping Characteristics of Six Hardwoods from Guyana. Tropical Products Institute, 1978.