APA引文

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

Chicago Style (17th ed.) Citation

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

MLA引文

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

警告：这些引文格式不一定是100％准确.