Petrak, F. (1955). Index of fungi, 1932 - 1935: List of new species and varieties of fungi, new combinations and new names published 1932 - 1935 ([Sonderdr.].). Commonwealth Mycological Institute.
Chicago-Zitierstil (17. Ausg.)Petrak, Franz. Index of Fungi, 1932 - 1935: List of New Species and Varieties of Fungi, New Combinations and New Names Published 1932 - 1935. [Sonderdr.]. Kew: Commonwealth Mycological Institute, 1955.
MLA-Zitierstil (9. Ausg.)Petrak, Franz. Index of Fungi, 1932 - 1935: List of New Species and Varieties of Fungi, New Combinations and New Names Published 1932 - 1935. [Sonderdr.]. Commonwealth Mycological Institute, 1955.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.