Pustogarov, V. V. (1999). Fedor Fedorovich Martens: I͡urist, diplomat. "Mezhdunarodnye otnoshenii͡a".
Chicago Style (17th ed.) CitationPustogarov, V. V. Fedor Fedorovich Martens: I͡urist, Diplomat. Moskva: "Mezhdunarodnye otnoshenii͡a", 1999.
MLA (8th ed.) CitationPustogarov, V. V. Fedor Fedorovich Martens: I͡urist, Diplomat. "Mezhdunarodnye otnoshenii͡a", 1999.
Warning: These citations may not always be 100% accurate.