APA
Polish-Yugoslav Geographical Seminar, Stasiak A., Tyszkiewicz W. & Polska Akademia Nauk. (1987). Socio-economic problems of the development of rural areas: proceedings of the 4-th Polish-Yugoslav Geographical Seminar Warszawa-Toruń-Stare Pole, Poland 2-9 June, 1986. Warszawa: Instytut Geografii i Przestrzennego Zagospodarowania PAN.
Chicago
Polish-Yugoslav Geographical Seminar, Stasiak Andrzej, Tyszkiewicz Wiesława and Polska Akademia Nauk. 1987. Socio-economic problems of the development of rural areas: proceedings of the 4-th Polish-Yugoslav Geographical Seminar Warszawa-Toruń-Stare Pole, Poland 2-9 June, 1986. Warszawa: Instytut Geografii i Przestrzennego Zagospodarowania PAN.
Harvard
Polish-Yugoslav Geographical Seminar, Stasiak A., Tyszkiewicz W. and Polska Akademia Nauk. (1987). Socio-economic problems of the development of rural areas: proceedings of the 4-th Polish-Yugoslav Geographical Seminar Warszawa-Toruń-Stare Pole, Poland 2-9 June, 1986. Warszawa: Instytut Geografii i Przestrzennego Zagospodarowania PAN.
MLA
Polish-Yugoslav Geographical Seminar, Stasiak Andrzej, Tyszkiewicz Wiesława and Polska Akademia Nauk. Socio-economic problems of the development of rural areas: proceedings of the 4-th Polish-Yugoslav Geographical Seminar Warszawa-Toruń-Stare Pole, Poland 2-9 June, 1986. Warszawa: Instytut Geografii i Przestrzennego Zagospodarowania PAN. 1987.