APA

Лекарска Н., . (1986). Tenth and Elevent Olympic Congresses : Comparative studies and essays. Sofia: Sofia-Press.

Chicago

Лекарска Надежда, . 1986. Tenth and Elevent Olympic Congresses : Comparative studies and essays. Sofia: Sofia-Press.

Harvard

Лекарска Н., . (1986). Tenth and Elevent Olympic Congresses : Comparative studies and essays. Sofia: Sofia-Press.

MLA

Лекарска Надежда, . Tenth and Elevent Olympic Congresses : Comparative studies and essays. Sofia: Sofia-Press. 1986.