Hawksworth, D. L. (1974). Mycologist's handbook: An introduction to the principles of taxonomy and nomenclature in the fungi and lichens. Commonwealth Mycological Institute.

Hawksworth, D. L. Mycologist's Handbook: An Introduction to the Principles of Taxonomy and Nomenclature in the Fungi and Lichens. Kew, Eng.: Commonwealth Mycological Institute, 1974.

Hawksworth, D. L. Mycologist's Handbook: An Introduction to the Principles of Taxonomy and Nomenclature in the Fungi and Lichens. Commonwealth Mycological Institute, 1974.