APA

Fitzpatrick P. M., . (1970). Principles of celestial mechanics. New York [u.a.]: Academic Press.

Chicago

Fitzpatrick Philip M, . 1970. Principles of celestial mechanics. New York [u.a.]: Academic Press.

Harvard

Fitzpatrick P. M., . (1970). Principles of celestial mechanics. New York [u.a.]: Academic Press.

MLA

Fitzpatrick Philip M, . Principles of celestial mechanics. New York [u.a.]: Academic Press. 1970.