Citazione Stile APA (7a Edizione)

Ricker, W. E. (1943). Stoneflies of Southwestern British Columbia. Indiana university.

Citazione stile Chigago Style (17a edizione)

Ricker, William Edwin. Stoneflies of Southwestern British Columbia. Bloomington, Ind: Indiana university, 1943.

Citatione MLA (9a ed.)

Ricker, William Edwin. Stoneflies of Southwestern British Columbia. Indiana university, 1943.