APA

Knebel F, . (1973). Dark horse. N.-Y: Simon & Schuster.

Chicago

Knebel F, . 1973. Dark horse. N.-Y: Simon & Schuster.

Harvard

Knebel F, . (1973). Dark horse. N.-Y: Simon & Schuster.

MLA

Knebel F, . Dark horse. N.-Y: Simon & Schuster. 1973.