Citazione APA

Lennerstedt, I. (1973). Pads, furrows, and papillae in the foot of birds. [s.n.].

Stile di citazione Chicago

Lennerstedt, Ingvar. Pads, Furrows, and Papillae in the Foot of Birds. Lund: [s.n.], 1973.

Citazione MLA

Lennerstedt, Ingvar. Pads, Furrows, and Papillae in the Foot of Birds. [s.n.], 1973.