APA

Schlick M., Rynin D. (., .Problems of Ethics. New York: .

Chicago

Schlick Moritz, Rynin David (tr.), .Problems of Ethics. New York: .

Harvard

Schlick M., Rynin D. (., .Problems of Ethics. New York: .

MLA

Schlick Moritz, Rynin David (tr.), .New York: . .