APA (7th ed.) Citation

Tapp, R. M. (1990). "La Coupée", the isthmus that joins the Port-au-Port peninsula with the island of Newfoundland.

Chicago Style (17th ed.) Citation

Tapp, Rose Marie. "La Coupée", the Isthmus That Joins the Port-au-Port Peninsula with the Island of Newfoundland. 1990.

MLA (9th ed.) Citation

Tapp, Rose Marie. "La Coupée", the Isthmus That Joins the Port-au-Port Peninsula with the Island of Newfoundland. 1990.

Warning: These citations may not always be 100% accurate.