APA引文

Grabowski, W. (1972). Lexicographic and time minimization in the transportation problem. PKiN.

Chicago Style (17th ed.) Citation

Grabowski, Wiesław. Lexicographic and Time Minimization in the Transportation Problem. Warszawa: PKiN, 1972.

MLA引文

Grabowski, Wiesław. Lexicographic and Time Minimization in the Transportation Problem. PKiN, 1972.