APA

Hashimoto M., Takashima Y., Haryu T. & Koyanagi K. (1990). a Guide to Kuchiro Shitsugen. Tokio: Regional Promotion Committee for the Ramsar Conference in Kushiro.

Chicago

Hashimoto Masao, Takashima Yachiyo, Haryu Tsutomu and Koyanagi Keigo. 1990. a Guide to Kuchiro Shitsugen. Tokio: Regional Promotion Committee for the Ramsar Conference in Kushiro.

Harvard

Hashimoto M., Takashima Y., Haryu T. and Koyanagi K. (1990). a Guide to Kuchiro Shitsugen. Tokio: Regional Promotion Committee for the Ramsar Conference in Kushiro.

MLA

Hashimoto Masao, Takashima Yachiyo, Haryu Tsutomu and Koyanagi Keigo. a Guide to Kuchiro Shitsugen. Tokio: Regional Promotion Committee for the Ramsar Conference in Kushiro. 1990.