APA (7th ed.) Citation

(1969). Index of fungi: A supplement to Petrak's lists, 1920-1939.

Chicago Style (17th ed.) Citation

Index of Fungi: A Supplement to Petrak's Lists, 1920-1939. Kew, 1969.

MLA (9th ed.) Citation

Index of Fungi: A Supplement to Petrak's Lists, 1920-1939. 1969.

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