APA

Bigelow H. E., .Spore ornamentation in the tricholomataceae. II. : .

Chicago

Bigelow Howard E, .Spore ornamentation in the tricholomataceae. II. : .

Harvard

Bigelow H. E., .Spore ornamentation in the tricholomataceae. II. : .

MLA

Bigelow Howard E, .: . .